The bronchioles of the lungs are internally lined with a layer of smooth muscle and a layer of epithelial cells.
The smooth muscle layer helps to regulate the diameter of the bronchioles, which can affect the amount of air that can pass through them.
The epithelial cells play several important roles, including protecting the bronchioles from harmful substances, producing mucus to trap foreign particles and bacteria, and assisting in the exchange of gases between the air in the lungs and the blood vessels that surround the bronchioles.
Additionally, the epithelial cells are covered with cilia, which help to move mucus and trapped particles out of the lungs and towards the throat, where they can be swallowed or coughed up.
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what is the most likely result of a mutation in chymotrypsin from asp-102 to glu-102? a. total loss of protein catabolism b. large increase in protein catabolism c. small decrease in protein catabolism d. no change to protein catabolism
The most likely result of a mutation in chymotrypsin from asp-102 to Glu-102 is a small decrease in protein catabolism.
Chronic pancreatitis is a persistent inflammatory illness that causes maldigestion, persistent discomfort, and damage to the pancreatic parenchyma. Chronic pancreatitis can last for years. Researchers have discovered that mutations in the CTRC gene, which codes for the digestive enzyme chymotrypsin C, are associated with an increased risk of chronic pancreatitis in populations from Europe and Asia. In this article, we will review the biochemical properties as well as the physiological functions of the human CTRC. Additionally, we will summarise the functional defects that are associated with CTRC mutations and discuss mechanistic models that might explain the increased disease risk in carriers.
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What technology is used to remove solids from water
Answer:
Clarifiers
Explanation:
Clarifiers are used in many applications to settle/concentrate to sludge and remove the solids from the process. While the plant location and type of removal process may vary, there is a need to remove the fine particulate matter from the water streams for either reuse or disposal.
Answer:
Clarifiers
Explanation:
Clarifiers are used in many applications to settle/concentrate to sludge and remove the solids from the process. While the plant location and type of removal process may vary, there is a need to remove the fine particulate matter from the water streams for either reuse or disposal.
hope this helps and good luck on your next question!
please give brainliest
Give reason:- i) the breathing rate of a person is not always constant. ii) the amount of nitrogen gas remains same in inhaled and exhaled air. iii) carbon monoxide is a harmful gas. iv) lime water turn milky when we blow into it.
The breathing rate of a person varies depending on the body's oxygen demand, the amount of nitrogen gas remains the same in inhaled and exhaled air due to its inert nature, carbon monoxide is harmful because it interferes with oxygen transport, and lime water turns milky when we blow into it due to the presence of carbon dioxide gas.
i) The breathing rate of a person is not always constant because it is regulated by various factors, including the body's need for oxygen. For example, during physical activity or exercise, the body requires more oxygen to meet the increased energy demands.
This leads to an increase in the breathing rate to supply more oxygen to the working muscles. Conversely, during rest or sleep, when the body's oxygen demand is lower, the breathing rate decreases.
ii) The amount of nitrogen gas remains the same in inhaled and exhaled air because nitrogen is an inert gas that does not participate in the body's metabolic processes.
When we inhale air, it contains about 78% nitrogen, and when we exhale, the composition of the exhaled air remains the same. This is because the lungs do not extract or utilize nitrogen from the inhaled air during respiration.
iii) Carbon monoxide is a harmful gas because it interferes with the body's ability to transport oxygen. When carbon monoxide is inhaled, it binds to hemoglobin in the red blood cells more strongly than oxygen does.
This prevents oxygen from binding effectively to hemoglobin, leading to a decrease in the oxygen-carrying capacity of the blood. As a result, the body's organs and tissues are deprived of the oxygen they need, which can lead to serious health consequences, including tissue damage and even death.
iv) Lime water turns milky when we blow into it because of the presence of carbon dioxide gas. When we exhale, the air contains carbon dioxide, which can dissolve in water to form carbonic acid.
This carbonic acid reacts with the calcium hydroxide in the lime water to form a white, insoluble precipitate called calcium carbonate. This calcium carbonate appears as a milky white color, causing the lime water to turn milky. This reaction is commonly used as a test for the presence of carbon dioxide gas.
In conclusion, the breathing rate of a person varies depending on the body's oxygen demand, the amount of nitrogen gas remains the same in inhaled and exhaled air due to its inert nature, carbon monoxide is harmful because it interferes with oxygen transport, and lime water turns milky when we blow into it due to the presence of carbon dioxide gas.
Understanding these reasons helps us comprehend the mechanisms and effects associated with respiration and the properties of different gases.
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Hell p please
Directions: Explain where each part of the directional terms are
located:
A. Body planes
1. Sagittal
2. Mid-sagittal
3. Coronal/frontal
4. Transverse/horizontal
B. Directional terms
1. Superior
2. Inferior
3. Anterior
4. Ventral
5. Posterior
6. Dorsal
7. Medial
8. Lateral
9. Proximal
10. Distal
11. Superficial
12. Deep
C. Body cavities
1. Dorsal
2. Cranial
3. Spinal
4. Thoracic
5. Abdominal
6. Pelvic
D. Quadrants
1. Right upper quadrant (RUQ)
2. Left upper quadrant (LUQ)
3. Right lower quadrant (RLQ)
4. Left lower quadrant (LLQ)
Answer:
A. Body planes
1. Sagittal: cut along the lengthwise plane of the body. divides left and right parts.
2. Mid-sagittal: cut exactly down the median. divides left and right parts equally. (would cut vertically down the nose)
3. Coronal/frontal: divides the body into anterior and posterior parts
4. Transverse/horizontal:cut along the lengthwise plane. divides anterior and posterior. (coronal section)
B. Directional terms
1. Superior: toward the head end or upper part of a body structure. above. (AKA cranial or cephalad) The face is superior to the neck.
2. Inferior: away from the head end or toward the lower part of a structure or the body. (AKA caudal) The navel is inferior to the chin.
3. Anterior: toward or at the front of the body. (AKA ventral). The windpipe (trachea) is anterior to the esophagus.
5. Posterior: toward or at the backside of the body. (AKA dorsal). The heart is posterior to the sternum.
7. Medial: toward or at the midline of the body. The bridge of the nose is medial to the eyes.
8. Lateral:away from the midline of the body. The eyes are lateral to the nose.
9. Proximal: close to the origin of the body part or point of attachment of a limb.
10. Distal: farther from the origin of a body part or the point of attachment of a limb. the foot is distal to the knee.
11. Superficial: toward or at the body surface. (AKA external). The skin is superficial to the muscles.
12. Deep:away from the body surface (AKA internal). The intestines are deep to the spine.
C. Body cavities
1. Dorsal: consists of two subdivisions which are continuous with each other: cranial cavity and spinal cavity
2. Cranial: space inside the skull
3. Spinal: extends from cranial cavity almost to the end of the vertebral column. protected by the vertebrae
4. Thoracic: separated from rest of ventral cavity by the diaphragm. contain heart, lungs, etc that are protected by the rib cage
5. Abdominal: contains stomach, liver, intestines, etc
6. Pelvic: contains reproductive organs, bladder, and rectum
D. Quadrants :
1. Right upper quadrant (RUQ): Lobe of the liver is located and gallbladder. contains liver, gallbladder, small and large intestines
2. Left upper quadrant (LUQ): Main portion of the stomach. contains stomach, pancreas, spleen, small and large intestines
3. Right lower quadrant (RLQ): The Cecum, appendix, and part of the small intestine are located. contains small and large intestines, appendix, female ovary and uterus, bladder.
4. Left lower quadrant (LLQ): Descending colon. Contains small and large intestines, female ovary and uterus, bladder
The ancient fish fossils were dated using C-14. If 1/16 the original amount of C-14 remains in the skeletons, approximately how old are the fish? A) 15,000 years B) 17,000 years C) 22,800 years D) 45,600 years
The ancient fish fossils were dated using C-14. If 1/16 the original amount of C-14 remains in the skeletons, approximately how old are the fish?
If 1/16 the original amount of C-14 remains in the skeletons, the amount of C-14 remaining is less than 100. Since the half-life of C-14 is 5730 years, and the C-14 remaining is 1/16 of the original amount, the fish fossils are more than 100 years old.Option A, B, and C are less than 45,600 years, therefore they can be eliminated. Hence, option D, 45,600 years is the most appropriate answer to this question.
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What helps the molecules move across the membrane against their concentration gradient?.
Answer: active transport
Explanation: "To move substances against a concentration or electrochemical gradient, the cell must utilize energy in the form of ATP during active transport."
Which is a way that society controls science?
O A. The public's opinion decides which scientist is right.
O B. Scientific articles are peer-reviewed by the public.
O C. Scientists find new information that helps society.
D. Governments can make certain experiments illegal.
PLEASE HELP ME !!
I think the answer is D
Explanation:
looked it up
Science is the greatest collective endeavor. It contributes to ensuring a longer and healthier life, monitors our health, provides medicine to cure our diseases, alleviates aches and pains, helps us to provide water for our basic needs including our food, provides energy and makes life more fun, including sports, music, entertainment and the latest communication technology
D. Governments can make certain experiments illegal.
What is the role of science in society?In other words, science is one of the most important channels of knowledge. It has a specific role, as well as a variety of functions for the benefit of our society: creating new knowledge, improving education, and increasing the quality of our lives. Science must respond to societal needs and global challenges.
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What is found in the space between the two pleural layers? a. heart b. lung c. pleural fluid d. thoracic wall e. visceral pleura
The pleural fluid is found between the space between the two pleural layers, option C.
What is the role of pleural fluid?Pleural fluid is a thin layer of liquid that is found between the two pleural layers (the parietal pleura and the visceral pleura) in the pleural cavity of the lung.
This fluid acts as a lubricant and helps to reduce friction between the two pleural layers as they move against each other during breathing. In healthy individuals, the amount of pleural fluid is usually small and does not cause any problems.
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why is water not advisable for cleaning a microscope?
Which description is correct for both oogenesis and spermatogenesis?
The cells have 46 chromosomes until meiosis II is completed.
O After meiosis I, the cells have 23 chromosomes.
O Part of meiosis I is completed before birth.
The entire process takes about 70 days.
Answer: b
Explanation:
Gametes from two plant species combine and produce a haploid zygote, and that zygote develops int haploid, hybrid plant that is sterile. Why is the hybrid plant sterile? Select all that apply. Select one or more: a. Meiosis cannot occur. b. The plant cannot grow. O c. The cells do not contain homologous chromosomes. d. The gametes produced cannot combine with the gametes of other plants. e. Mitosis cannot occur. Body characteristics affect the likelihood of fossilization. Which statement(s) about body characteristics is (are) true? Select all that apply. Select one or more: a. If an organism has a soft body, it is more likely to form a fossil because minerals can penetrate it more easily. b. A hard shell is not crushed easily and does not decompose quickly. c. If an organism has a soft body, it is less likely to be fossilized. Competition is central to the theory of natural selection. Why does competition occur? Select one: O a. Organisms are naturally antagonistic (hostile). O b. Females must choose among possible mates. c. Males must defend their territories. O d. Organisms typically produce too many offspring, and resources are limited.
Gametes from two plant species combine and produce a haploid zygote, and that zygote develops into a haploid, hybrid plant that is sterile. The hybrid plant is sterile because meiosis cannot occur and the cells do not contain homologous chromosomes. Hence, the correct options are a and c. If an organism has a soft body, it is less likely to be fossilized because the body breaks down before it can be preserved. Competition occurs because organisms typically produce too many offspring, and resources are limited. This means that not all of the offspring will be able to survive and reproduce. As a result, the offspring must compete for resources such as food, water, and mates. Hence, option d is the correct answer.
Gametes from two plant species combine and produce a haploid zygote, and that zygote develops into a haploid, hybrid plant that is sterile. The hybrid plant is sterile because meiosis cannot occur and the cells do not contain homologous chromosomes. Hence, the correct options are a and c.
Mitosis and the plant's ability to grow is not affected by sterility. Sterility, on the other hand, means that the plant cannot produce any reproductive cells (like gametes), making it unable to reproduce. Therefore, option b and option d are incorrect. Additionally, the hybrid plant's sterility is caused by an odd number of chromosomes, which results in the improper separation of chromosomes during meiosis.
Body characteristics affect the likelihood of fossilization. A hard shell is not easily crushed and decomposes slowly, which allows for better fossilization of the organism. As a result, option b is correct and options a and c are incorrect. If an organism has a hard shell, it is more likely to form a fossil.
If an organism has a soft body, it is less likely to be fossilized because the body breaks down before it can be preserved. Competition occurs because organisms typically produce too many offspring, and resources are limited. This means that not all of the offspring will be able to survive and reproduce. As a result, the offspring must compete for resources such as food, water, and mates. Hence, option d is the correct answer.
Females choosing among possible mates or males defending their territories are examples of intraspecific competition, which is a type of competition that occurs within a species. However, the question is asking why competition occurs in general, and the answer is that resources are limited and organisms produce too many offspring. Therefore, options a, b, and c are incorrect.
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Who is credited with creating the first accurate model of DNA? Rosalind Franklin Friedrich Miescher James Watson and Francis Crick Marshall Nirenberg and Heinrich Matthaei
Answer:
The answer is C
Explanation:
The persons credited by accurate model of DNA are James Watson and Francis Crick.
What is model of DNA?
The molecular models of DNA structures are representations of the molecular geometry and topology of deoxyribonucleic acid (DNA).
First accurate model of DNAThe first accurate model of DNA also known as 3-dimensional double helix structure of DNA, was correctly elucidated by James Watson and Francis Crick.
Thus, the persons credited by accurate model of DNA are James Watson and Francis Crick.
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Describe one path carbon can take through the environment (through the systems and bodies of living things and back in our land, oceans, and atmosphere). Be sure to include at least five specific places that the carbon atom can be found as it makes its cycle.
Carbon is stored on our planet in the following major sinks :
(1) as organic molecules in living and dead organisms found in the biosphere.
(2) as the gas carbon dioxide in the atmosphere.
(3) as organic matter in soils.
(4) in the lithosphere as fossil fuels and sedimentary rock deposits such as limestone dolomite and chalk.
(5) in the oceans as dissolved atmospheric carbon dioxide and as calcium carbonate shells in marine organisms.
the process of eliminating any lymphocytes with receptors that recognize self molecules during the development process is
The process called during the development process that eliminates lymphocytes with receptors that recognize self molecules is known as "negative selection" or "central tolerance."
During lymphocyte development in the thymus (for T cells) and bone marrow (for B cells), this crucial mechanism ensures that self-reactive lymphocytes, which could potentially cause autoimmune responses, are eliminated. It involves the recognition and elimination of lymphocytes that bind strongly to self-antigens presented by self cells.
Through a series of checkpoints and interactions with antigen-presenting cells, lymphocytes that display high affinity for self antigens undergo programmed cell death, resulting in the selection of lymphocytes with appropriate receptor specificity and tolerance to self.
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Complete Question:
What is the process called during the development process that eliminates lymphocytes with receptors that recognize self molecules?
In place of thymine, what does RNA use as a base
Please help
What factor determines when an animal species will enter an ecosystem insuccession?A. Food availabilityB. PioneersC. CompetitionD. Minerals
Ecology: Ecological succession
Ecological succession is the process of change in the species present in an ecosystem over time.
There are two types of succession:
• Primary succession,, where an area that hasn't had any life before begins to be colonized, such as a new island.
,• Secondary succession,, where there is a disturbance, such as a fire, that removes the organisms living in that area.
The changes in plants depend on changes in the soil and interactions with other organisms, such as competition for light with other plants and feeding from herbivores.
On the other hand, the changes in animals depend on sources of food and predation interactions.
This means the correct answer would be A. Food availability.
Human DNA contains 3 billion base pairs
DNA replication takes 8 hours
DNA polymerase adds new nucleotides at a rate of 80
nucleotides/second
• How many replisomes must be working at the same time on
one strand of DNA to finish within 8 hours?
We would need approximately 2604 replisomes working simultaneously on one strand of DNA to replicate the entire 3 billion base pairs within 8 hours.
What is the replisome?The replisome is a complex of proteins that are responsible for carrying out DNA replication. To create two single strands of DNA, the replisome first unwinds double-stranded DNA. A brand-new complementary sequence of DNA is created for each of the resulting single strands.
To calculate the number of replisomes needed to replicate the entire 3 billion base pairs within 8 hours, we can use the following formula:
Number of replisomes = (total number of nucleotides) / (nucleotides added per second per replisome x seconds in 8 hours)
First, we need to calculate the total number of nucleotides in the DNA:
3 billion base pairs x 2 strands/base pair = 6 billion nucleotides
Putting in the values:
Number of replisomes = (6 billion) / (80 nucleotides/second/replisome x 28,800 seconds)
Number of replisomes = (6,000,000,000) / (2,304,000)
Number of replisomes = 2,604
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Scientists are already able to select embryos for increased athletic performance using Preimplantation Genetic Diagnosis. true or alse.
The statement "Scientists are already able to select embryos for increased athletic performance using Preimplantation Genetic Diagnosis" is false because athletic performance is not a genetic disorder, thus it is not possible to use PGD to choose embryos for increased athletic performance.
Preimplantation Genetic Diagnosis (PGD) is a technology that enables scientists to choose healthy embryos with specific genetic characteristics in order to prevent or treat diseases.
While some genetic factors may influence an individual's athletic potential, such as muscle fiber type or VO2 max, these traits are complex and involve multiple genes, each with small effects. Moreover, environmental factors such as training, nutrition, and lifestyle also play a significant role in athletic performance.
Therefore, it is not currently possible to use PGD to select embryos for increased athletic performance. Even if it were possible, there are ethical concerns about using genetic engineering to enhance human traits, particularly for non-medical purposes like sports.
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A scientist is studying a cell from an unidentified organism. Which of these observations of the cell provide evidence for classifying the cell as PROKARYOTIC and NOT EUKARYOTIC? Select all that apply
The cell has a cell wall.
The cell lacks mitochondria, chloroplasts, and other membrane-bound organelles.
The cell has a cell membrane.
The cell has ribosomes in its cytoplasm.
The cell lacks a nucleus.
Answer:
hfdjjjjjjhgjluhb
Explanation:
The method just described was used to create Dolly the Sheep. Dolly had
no father
but
two mothers
, an egg donor, a gene donor and a host.
This method of cloning works because egg cells are
---
and therefore
---
. This means they can grow into any type of cell as the embryo develops.
This method of cloning works because egg cells are pluripotent and therefore reprogrammable.
What do you mean by cloning?
Cloning is the process of creating genetically identical copies of an organism. This can be done through asexual reproduction, or it can be done artificially through methods such as genetic engineering. Cloning is a powerful tool used in biotechnology, and it has numerous applications in medicine, agriculture, and other areas. Cloning can be used to create genetically identical animals, plants, and even humans.
Pluripotent cells are stem cells that are capable of becoming any other type of cell in the body. This means that they have the ability to be reprogrammed into any other cell type, including those that make up an egg cell. This ability to be reprogrammed makes them ideal for cloning, as scientists can take a pluripotent cell and use it to create an egg cell that is genetically identical to the original cell. Once the egg cell is created, it can be used to create a clone of the original cell.
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Earth moon sun system model answers for edenuity
The Earth orbits the Sun while the Moon orbits the Earth. The Earth also rotates about its axis once every 24 hours making an Earth day 24 hours long. The Moon also rotates about its axis. However, due to gravity, the Moon's rotation is such that the same side of the Moon always points towards Earth.
Moon
☀️ . o
Sun Mercury Venus Earth
*the space between each planet is not accurate to real life cause they are millions and thousands away from each other*
Normally, how many chromosomes are required to determine the outward expression of a trait?a homologous paironly oneany twotwo pairs
Answer:
A homologous pair
Explanation:
In determining the expression trait of humans, this is based on the homologous chromosomes. This in turn comprised of alleles otherwise known as homologous alleles. The homologous loci are thereby located in these alleles which served as the formation of traits when combined.
Hence, normally, A HOMOLOGOUS PAIR is required to determine the outward expression of a trait?
Which property of water makes it helpful to use in car radiators?
Answer:
Specific heat capacity is the property of water that makes it useful in car radiators.
Explanation:
Water has a high specific heat capacity. So it is used as a coolant in car radiators and helps maintain temperature of car engines.
enveloped viruses are usually released from the host cell by exocytosis. True/false
Enveloped viruses are typically released from the host cell by a process called budding, not exocytosis. The statement is False.
During budding, the virus acquires its envelope by taking a portion of the host cell's membrane as it exits.The newly formed virus particle then emerges from the host cell, leaving behind a portion of its envelope, which contains viral glycoproteins.Exocytosis, on the other hand, is a normal cellular process where vesicles fuse with the plasma membrane, releasing their contents outside the cell.While exocytosis is involved in the release of certain cellular components, it is not the primary mechanism for enveloped virus release.
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Which statement is true about organ systems in the human body?
Choose 1 answer:
(A) each organ system works completely alone.
(B) if one organ system fails, another will take its place.
(C) organ systems carry out unique functions that help the body live and grow.
Answer:
C
Explanation:
organ systems are group of organs working together to carry out a specific function. organ systems carry out unique functions that helps the body to live and grow.
Answer:
C
Explanation:
Each organ system has unique or specific functions and no other organ can take it's place
If, in the gene pool of a human population, 62% of
the gametes carry the dominant a allele, the percentage
of gametes carrying the recessive a allele will be
select one:
a. 100%
b. 62%
c. 38%
d. 76%
The gene pool refers to the collection of all the genes and alleles present in a population. In other words, it's the total genetic diversity within a group of individuals. The percentage values given in your question likely refer to the frequency of a particular allele or trait within that gene pool. The correct option is B.
With that in mind, if 62% of the gene pool of a human population has a particular trait or allele, it means that a significant portion of that population carries that genetic variation. However, it's important to note that this percentage does not necessarily indicate the prevalence of the trait or allele in the population as a whole. Other factors, such as environmental influences and selective pressures, can also affect the expression and spread of genetic traits.
To summarize, that the 62% value likely refers to the frequency of a particular allele or trait in the gene pool of a human population. However, this percentage alone cannot provide a complete picture of the genetic diversity and variation within that population.
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the energy that photosynthetic organisms store and make available to communities is:
Photosynthetic organisms store and make available energy in the form of chemical compounds, such as glucose, which serve as a source of energy for the entire ecosystem.
Photosynthetic organisms, such as plants, algae, and some bacteria, have the ability to convert light energy into chemical energy through the process of photosynthesis. During photosynthesis, these organisms capture sunlight using chlorophyll and other pigments, and they use this energy to convert carbon dioxide and water into glucose and oxygen.
The glucose produced through photosynthesis serves as an energy-rich molecule that can be stored and used by the organism itself or transferred to other organisms within the ecosystem. It acts as a source of energy for cellular processes, growth, and reproduction. Additionally, photosynthetic organisms form the base of the food chain, as they are the primary producers that convert sunlight energy into organic compounds.
Through consumption and decomposition, the stored energy in photosynthetic organisms is transferred to other organisms within the ecosystem, creating a flow of energy. This energy flow sustains the entire community, from herbivores that consume plants, to carnivores that consume herbivores, and so on. Ultimately, the energy stored and made available by photosynthetic organisms plays a fundamental role in supporting life and maintaining ecological balance within communities.
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HELP ME PLZZZZZZ!!!!!!!!!!!
Title: Cell Transport Hands-On Lab Report
Objective(s):
Hypothesis:
Variables:
Materials:
Raw egg
String or thread or yarn
Ruler
White vinegar
Tap water
Syrup
Jar with lid (like a mayonnaise jar or something big enough to put the egg in)
Procedures:
Data and Observations:
Record your observations from the experiment in either the hands-on lab or the teacher-led video. Don't forget to include at least two detailed observations and the measurement of the egg's circumference in centimeters.
Time (hrs) Observations Circumference (cm)
0
24
48
72
Conclusion:
Be sure to address each bullet in the conclusion of your lab report. The conclusion should be written in paragraph format:
Was your hypothesis correct? Why or why not?
How much did the egg change in size? (answer should be in centimeters)
Evaluate the lab and data collected. Describe the accuracy and precision of your data collection.
Describe the limitations (e.g., cost or time of measurement) that may have caused inaccuracies. How would you refine your procedures to increase the precision and accuracy of your data?
What type of transport occurred in this lab? Explain your answer, including evidence from your experiment to support your explanation.
Refining the Experiment:
Continue this experiment by removing the egg from the water and covering it in syrup. Be sure to allow at least 24 hours before making your observations. Handle the egg very carefully!
Predict what will happen to the egg and syrup system.
When refining your procedures describe the following:
How will the change in the syrup and within the egg be measured or identified?
How will you determine when homeostasis has been reached in your egg and syrup system?
Be sure to address each bullet in the conclusion of your lab report:
Was your hypothesis correct? Why or why not?
How much did the egg change in size? (answer should be in centimeters)
Answer:
Explanation:
Objective(s): To see what will happen to the egg after soaking in water for 72 hours checking it every 24 hours
Hypothesis: I think the egg will get very thick because it will absorb the water
Variables:Independant: The circumference is measured every 24 hours
Dependant: the circumference
Control: The same unit of measurement was used ( CM)
Materials:
Raw egg
String or thread or yarn
Ruler
White vinegar
Tap water
Syrup
Jar with lid (like a mayonnaise jar or something big enough to put the egg in)
Procedures:
Data and Observations:
Record your observations from the experiment in either the hands-on lab or the teacher-led video. Don't forget to include at least two detailed observations and the measurement of the egg's circumference in centimeters.
Time (hrs) Observations Circumference (cm)
0 the egg looks normal: 53 CM
24 Its starting to get bigger: 54 CM
48 It wont start getting bigger: 56 cm
72 Its huge: 57 CM
Conclusion:My hypothesis was correct. I knew the egg would get bigger because the water would absorb into the egg. The egg grew 4 cm
Was your hypothesis correct? Why or why not?My hypothesis was correct. I knew the egg would get bigger because the water would absorb into the egg.
How much did the egg change in size? (answer should be in centimeters)The egg grew 4 CM
Refining the Experiment:
Continue this experiment by removing the egg from the water and covering it in syrup. Be sure to allow at least 24 hours before making your observations. Handle the egg very carefully!
Predict what will happen to the egg and syrup system.
When refining your procedures describe the following:
How will the change in the syrup and within the egg be measured or identified?
How will you determine when homeostasis has been reached in your egg and syrup system?
Be sure to address each bullet in the conclusion of your lab report:
Was your hypothesis correct? Why or why not?
How much did the egg change in size? (answer should be in centimeters)
SORRY I DIDN'T HAVE TO DO THIS PART ON MINE.
The placenta is formed by endometrial tissue of the uterine lining and the ________
The placenta is formed by endometrial tissue of the uterine lining and the chorion, which is a membrane that surrounds the embryo and helps to form the placenta.
What is the placenta?The placenta is an organ that develops during pregnancy and connects the developing fetus to the uterine wall to allow for nutrient uptake, waste elimination, and gas exchange via the mother's blood supply.
The placenta also produces hormones that are important for pregnancy, such as human chorionic gonadotropin (hCG) and progesterone. It acts as a barrier, preventing the mother's immune system from attacking the developing fetus. The placenta is usually expelled from the mother's body after the baby is born.
Thus, the placenta is formed by endometrial tissue of the uterine lining and the chorion.
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What did feminist literary criticism focus on?.
The criticism is focused on relationship between women and men.
Feminist criticism focuses on how women and relationships between women and men have been portrayed in literature, highlighting the ways in which women have been marginalized and denied a voice in much of canonical literature as well as the ways in which literature reflects society's prevailing ideological presumptions about gender and power.
Reading like a literary critic is the most essential prerequisite for literary criticism. You must read carefully to ensure that you comprehend the subject and the material, as well as to spot any literary devices and try to decipher the author's intentions and motivations behind each line. Despite the fact that taking notes while you read is a challenging habit to develop, it is beneficial.
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