Answer:
Herbivore
Explanation:
Eats vegetables and greenery, not meat
How can Punnett Squares help us determine genotypic and phenotypic ratios from a genetic cross?
( Please put it in a complete sentence has to be 4-5 sentence.... i will give brainly)
which statement is not true about dna replication in prokaryotes? b.there are many bacterial chromosomes, with replication occurring in each at the same time c.since bacterial cells replicate so rapidly, a second round of replication may begin before the first has been completed. d.replication is bidirectional from the origin(s). e.replication begins at a single origin of replication.
the correct answes is b.there are many bacterial chromosomes,with replication occurring in each at the same time.
A lengthy DNA molecule called a bacterial chromosome contains all or a portion of an organism's genetic code. The very long, thin DNA fibers in most chromosomes are covered with packing proteins; the histones,which are essential for eukaryotic cells, are the most significant of these proteins. To keep the DNA molecule condensed and intact, these proteins adhere to it with the help of chaperone proteins.A substantial part of the regulation of transcription is played by the intricate three-dimensional structure that these chromosomes exhibit.Normally, only the metaphase of cell division—during which all of the chromosomes are aligned in the center of the cell in their condensed form—can be seen under a light microscope to observe chromosomes.
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Someone please help the questions are
State the name of
The liquid that is produced by the liver and stored by organ p
Organ p
Next question is
Explain what happens to ingested fat at r in fig 1.1 before chemical digestion occurs
Answer:
Organ p is gallbladder
Answer for 1 question:Bile is the greenish-yellow fluid (consisting of waste products, cholesterol, and bile salts) that is secreted by the liver cells to perform 2 primary functions: To carry away waste.
Answer for sec.question:The first part of the small intestine. It connects to the stomach. The duodenum helps to further digest food coming from the stomach. It absorbs nutrients (vitamins, minerals, carbohydrates, fats, proteins) and water from food so they can be used by the body.
Bile grabs onto the fats, and the emulsifiers increase their surface area, making them easier for digestive enzymes to act on. Following this, enzymes break apart fatty acids. Lipase from the pancreas further digests fats into monoglycerides and fatty acids.
Explanation:
Hope I helped you
Answer:
organ p is gallbladder
Explanation:
Bile grabs onto the fats, and the emulsifiers increase their surface area, making them easier for digestive enzymes to act on. Following this, enzymes break apart fatty acids. Lipase from the pancreas further digests fats into monoglycerides and fatty acids.
Which shows the correct path of how energy flows in a food chain?
A
producer, consumer, predator, decomposer
B
symbiosis, producer, prey, decomposer
C
consumer, predator, carnivore, herbivore
D
niche, consumer, decomposer, chlorophyll
Answer:
A there needs to be a producer, consumer, and predator, and decomposer.
I hope this helped!!
A chronic inflammation of joints due to autoimmune destruction of articular cartilage is called...a) osteoarthritis b) rheumatoid arthritis c) osteoporosis d) brittle bone disease
The chronic inflammation of joints due to autoimmune destruction of articular cartilage is called rheumatoid arthritis.
Rheumatoid arthritis is a chronic inflammatory disorder that primarily affects the joints. It is an autoimmune disease in which the immune system attacks the synovial membrane, the lining of the joints, leading to chronic inflammation and destruction of articular cartilage. Unlike osteoarthritis.
which is caused by wear and tear of the joints, rheumatoid arthritis is a systemic disease that can affect other organs in the body, such as the lungs, heart, and eyes. It is important to diagnose and treat rheumatoid arthritis early to prevent irreversible joint damage and disability. Treatment options include medications, physical therapy, and lifestyle changes. A chronic inflammation of joints due to autoimmune destruction of articular cartilage is called b) rheumatoid arthritis.
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kyle has a cancer of the lymph nodes or glands. what type of cancer does kyle have?
Which of the following are reasons why there is no biological basis for race?
A. If we line up all humans and divide them into groups based on skin color, those groups would not align with existing racial categories.
B. Racial categories vary tremendously from one culture to the next. C. Because of rates of human interbreeding over the past 200,000 years, attempts to divide humans into biologically distinct categories require the creation of arbitrary, or "fuzzy," boundaries.
D. Racial categories existed in human societies before we had knowledge of genetics, and thus are based on cultural observation as opposed to genotypic reality.
E. All of these
The reasons why there is no biological basis for race are E. All of these
All of the given reasons contribute to the understanding that there is no biological basis for race:
A. If we line up all humans and divide them into groups based on skin color, those groups would not align with existing racial categories: This highlights the fact that racial categories based on superficial physical characteristics, such as skin color, do not accurately reflect the genetic diversity and complexity of human populations.
B. Racial categories vary tremendously from one culture to the next: The concept of race is socially constructed and varies across different societies and cultures. Different cultures may have different criteria and classifications for defining races, further indicating the lack of a consistent biological basis.
C. Because of rates of human interbreeding over the past 200,000 years, attempts to divide humans into biologically distinct categories require the creation of arbitrary, or "fuzzy," boundaries: Humans have a long history of intermixing and migration, leading to genetic exchange and blurring of boundaries between populations. This interbreeding makes it difficult to establish clear-cut and biologically meaningful racial categories.
D. Racial categories existed in human societies before we had knowledge of genetics, and thus are based on cultural observation as opposed to genotypic reality: Racial categories have been historically based on external physical characteristics and social constructs rather than genetic or biological factors. The concept of race predates our understanding of genetics and has been shaped by cultural and societal factors.
Taken together, these reasons provide evidence that race is a social construct rather than a scientifically valid biological concept.
Therefore, option E is correct.
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What happens to the chromosomes during anaphase of mitosis? Why is an important step in producing the daughter cells?
Answer:
During anaphase, each pair of chromosomes is separated into two identical, independent chromosomes.
It is important because anaphase ensures that each daughter cell receives an identical set of chromosomes, when anaphase doesn't occur properly faulty cells which aren't identical may be produced
Each pair of chromosomes divides into two identical, independent chromosomes during anaphase. Anaphase is crucial because it ensures that each daughter cell obtains an identical set of chromosomes.
What is mitosis?Mitosis is a process of cell division. The process occurs in all eukaryotic cells. The process occurs in four stages. The process divides the cell. The parent cell produces an identical daughter cell.
Prophase: This is the first stage of mitosis. During this, the cell starts to break, and the chromosomes start to condense.Metaphase: This is the second stage. During this stage, the chromosomes line up in spindle fiber and a checkpoint is also established.Anaphase: During this stage, the sister chromatids divide and lined up and the division of chromosomes happens.Telophase: This is the last stage. The nucleus closed and the nuclear membrane formed. It is also called cytokinesis.Therefore, during anaphase, each pair of chromosomes splits into two identical, independent chromosomes.
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Why are enzymes important, and how do they contribute toward metabolism?
Answer:
Why are enzymes important, and how do they contribute toward metabolism? Enzymes control activities of the cell by catalyzing reactions. Virtually all cellular activities require enzymes. ... Light provides energy to drive the light-dependent reactions.
Explanation:
Before and after each use of biosafety cabinet and according to the schedule set by the laboratory, how you will make sure that the biosafety cabinet can provide personnel, product and environment protection, thereby preventing any laboratory-acquired infections (LAIs)?
The biosafety cabinet provides the necessary protection for personnel, products, and the environment, reducing the risk of laboratory-acquired infections. Remember to consult the specific guidelines and protocols established by your laboratory to ensure compliance with safety regulations.
To ensure that a biosafety cabinet can provide personnel, product, and environment protection before and after each use, as well as prevent laboratory-acquired infections (LAIs), the following steps should be taken:
1. Pre-use preparations:
- Check that the cabinet is clean and free of any visible contamination.
- Ensure that all supplies and equipment needed for the procedure are available and organized.
- Verify that the cabinet is properly functioning, including the airflows and filters.
2. During use:
- Adhere to good aseptic techniques, such as proper handwashing and wearing appropriate personal protective equipment (PPE) like gloves, lab coats, and masks.
- Place items inside the cabinet without overcrowding to allow for proper airflow and containment.
- Avoid unnecessary movements that could disrupt the airflow within the cabinet.
3. Post-use procedures:
- Decontaminate the work surface and any items used within the cabinet using appropriate disinfectants.
- Remove and dispose of all disposable materials properly.
- Clean and disinfect the cabinet thoroughly, paying special attention to frequently touched surfaces like knobs and handles.
- Allow sufficient time for the cabinet to dry before the next use.
4. Regular maintenance and monitoring:
- Follow the laboratory's schedule for routine maintenance and certification of the biosafety cabinet.
- Keep a record of maintenance and certification activities.
- Monitor the cabinet's performance indicators, such as airflow velocity and filter integrity, to ensure proper functioning.
By following these steps, you can ensure that the biosafety cabinet provides the necessary protection for personnel, products, and the environment, reducing the risk of laboratory-acquired infections. Remember to consult the specific guidelines and protocols established by your laboratory to ensure compliance with safety regulations.
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in 2003, conservation groups paid western cattlemen to move their herds away from wild buffalo herds so that the buffalo would have more feed and not have to compete with the cattle. what has this got to do with regulation and the coase theorem?
The payment made by conservation groups to western cattlemen to move their herds away from wild buffalo herds in 2003 is an example of the application of the Coase theorem and regulation to resolve a conflict.
The Coase theorem states that in the absence of transaction costs and under certain conditions, parties can negotiate and arrive at an efficient solution to externalities, such as conflicts between private parties and public goods. In this case, the conflict was the competition for grazing land between the wild buffalo herds and the cattle herds.
The conservation groups paid the cattlemen to move their herds away from the grazing land used by the buffalo, creating a more favorable environment for the buffalo to thrive. This is an example of the application of regulation in the form of economic incentives to resolve the conflict and achieve a more optimal allocation of resources.
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Hi, can I get your help with question number 43? Thank you
DNA is a double stranded molecule made of nucleotides, while RNA is a single stranded molecule, also made of nucleotides.
Nucleotides are made of a nitrogen base, a phosphate and a sugar molecule (desoxyribose in DNA and ribose in RNA).
There are 5 nitrogen bases:
Adenin
Thymine
Guanine
Cytosine
Uracil
The DNA strands have the nitrogen bases Adenin, Thymine, Guanine and Cytosine, these bases pair together as follows:
Adenine = Thymine
Cytosine = Guanine
RNA also has 4 nitrogen bases, in this case, the base Thymine is replaced by the base Uracil, so the 4 nitrogen bases that form the strand are Adenine, Uracil, Guanine, and Cytosine. These bases form pairs as follows:
Adenine = Uracil
Cytosine = Guanine
For question 43, the correct answer is d. Thymine paris with adenine in DNA.
cell break down glucose in order to produce what
Answer:
cell break down glucose in order to produce Energy in form of ATP (adenosine triphosphate)
Explanation:
Cells break down glucose in a process called cellular respiration in order to produce energy in the form of ATP (adenosine triphosphate).
Cellular respiration is a metabolic process that takes place in the mitochondria of cells and involves several steps, includes oxidative phosphorylation, glycolysis, the citric acid cycle.
In glucose is converted into two molecules of pyruvate, which then enter the citric acid cycle to be further broken down into carbon dioxide and water, releasing energy in the process. The energy from the citric acid cycle is then used to produce ATP through oxidative phosphorylation.
January comes once in 12 months. Saturday comes once in seven days and 12 noon comes once each day. How is this like the frequency of a wave?
Which developmental process is most important for induction of the formation of the neural tube?
The process of neurulation is most important for the induction of the formation of the neural tube. It is a critical step in early vertebrate development and defects in neurulation can lead to serious neural tube defects.
The process of neurulation is most important for the induction of the formation of the neural tube. Neurulation is the process by which the neural plate folds inward to form the neural tube, which eventually gives rise to the brain and spinal cord. It is a critical step in early vertebrate development, and defects in neurulation can lead to serious neural tube defects, such as spina bifida and anencephaly.
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What kind of mutation might result in a the formation of the codon tga along the coding strand of dna?.
A point mutation might result in the formation of the codon TGA along the coding strand of DNA.
A point mutation is a type of mutation in which a single nucleotide in a strand of DNA is changed. This can occur due to errors during DNA replication or exposure to mutagenic agents, such as radiation or certain chemicals.
In the case of a point mutation, the change in a single nucleotide can affect the sequence of codons along the coding strand of DNA. A codon is a sequence of three nucleotides that encodes a specific amino acid or a stop signal for protein synthesis.
If a point mutation occurs in the middle of a codon, it can change the sequence of the codon and alter the amino acid that is encoded. For example, if a point mutation changes a G nucleotide to an A nucleotide in the codon GGA, the resulting codon will be TGA. This will change the amino acid encoded by the codon from glycine to cysteine.
In this way, a point mutation can result in the formation of the codon TGA along the coding strand of DNA. This type of mutation has the potential to affect the structure and function of the protein that is produced, depending on the location and nature of the mutation.
Question 3 of 10
Which helps prevent errors in DNA replication?
DNA replication requires complementary base pairing because it helps to ensure the fidelity of the generated molecule.
How does complementary base-pairing prevent errors?The reason for this is that it avoids scenarios in which a thymine base is added in opposition to a cytosine because the ensuing molecule would cause the double helix to be disrupted.
The bases are stacked on top of one another by forces between adjacent nucleotides, which also cause the DNA strands to twist into a double helix.
Therefore, for each cycle of replication, complementary base-pairing guarantees that DNA strands are accurately duplicated with a minimal amount of mistakes.
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Hydrogen exists in three isotopes, H1, H2, and H3. The average atomic mass of hydrogen is 1. 008 amu, which of these isotopes is most abundant? How do you know?
The average atomic mass of hydrogen (H) is 1.008 amu. Hydrogen is made up of isotopes 1H, 2H, and 3H. 1H is most abundant. All isotopes are equally abundant.
What are isotopes?
Isotopes are defined as a variation of an element that possesses the same atomic number but different atomic mass.
It can be defined as the one of two or more forms of a chemical element with distinct physical properties but identical chemical properties.
It can also be defined as atoms with same number of protons and electrons but different number of neutrons.
According to stability of hydrogen 3H is more stable than 2H and then with 1H.
Thus, the average atomic mass of hydrogen (H) is 1.008 amu. Hydrogen is made up of isotopes 1H, 2H, and 3H. 1H is most abundant. Thus option C is correct.
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Which part of the nucleotide contains the element Nitrogen?
a. all of the choices contain nitrogen
b. sugar
c. phosphate
d. base
Answer:
The base, it is called a nitrogen base
Explanation:
Select the statement(s) that are true about science.
-Scientific laws are often revised to
include new evidence.
-Only scientific theories are able to be
changed with new evidence.
-Scientific
laws are not able to be modified.
-Scientific knowledge is able to exist, be
trusted as factual, and be changed with
new evidence.
-Scientific theories and ideas are not
able to be changed.
New evidence
means the original thought must be
discarded.
-A scientific theory is supported by
evidence and continues to be a theory,
even when it is changed due to new
evidence.
Scientific knowledge is able to exist, be trusted as factual, and be changed with new evidence is the correct statement .
What is science ?Science is the search and application of knowledge and understanding of the natural and social worlds through a methodical and evidence-based methodology.
The following are examples of scientific methodology:
Observation objective: Data collection and measurement (possibly although not necessarily using mathematics as a tool)
Evidence
Experimentation and/or observation serve as yardsticks for testing hypotheses.
Induction: reasoning to construct broad principles or conclusions based from facts or examples
Repetition
Critical thinking
Verification and testing: critical inspection, peer review, and evaluation
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Anatomy: I need help!! If you know the answer pls let me know!! It would be greatly appreciated
Answer:i'm pretty sure its C: into cells
Explanation:
List molar concentrations (0.0 M, 0.2 M, etc.) at which water entered the potato strips. Why did water move into the potato strips? Were these solutions hypotonic, hypertonic, or isotonic?
Answer:
- Water entered the potato strips because the potato cells contained higher concentration of solutes than its external environment.
- The solutions are hypotonic to the solution in the potato cells.
Explanation:
According to osmosis, water will move from a region where it is high in concentration to that region where it is low in concentration. However, a region with high solute concentration contains a low water concentration and vice versa.
Hence, according to this question, water is said to move into potato strips from solutions of molar concentrations like 0.0M, 0.2M etc. Water moved into the potato strips because potato cells contained higher concentration of solutes than its external environment. This means that the external solutions are HYPERTONIC i.e. low in solute concentration to the solution in the potato strips.
Sarah is a junior high student anticipating and preparing for puberty. She wants to know when puberty will start and how long it will take until she looks and is considered an adult. What would you tell her? A) The timing of puberty, as well as the rate with which it occurs, is highly variable and is influenced by both genetic and environmental factors. B) The timing of puberty, as well as the rate with which it occurs, is highly predictive. She will begin the puberty process around 12 years of age and it will take exactly four years until it is completed. C) The timing of puberty, as well as the rate with which it occurs, is highly controllable. D) The timing of puberty, as well as the rate with which it occurs, is predetermined by your DNA.
Answer:
I believe "A) The timing of puberty, as well as the rate with which it occurs, is highly variable and is influenced by both genetic and environmental factors." is the correct answer.
Explanation:
The diagram below best defends which one of the following claims?
A.Genetic variation among offspring may result from the exchange of genetic material between homologous chromosomes.
B.Genetic variation among offspring may result from the duplication of homologous chromosomes.
C. Genetic variation among offspring may result from the deletion of homologous chromosomes.
D.Genetic variation among offspring may result from the mutation of homologous chromosomes.
Answer:
The answer is A
Explanation:
there isn't much to explain
Consider the diagram of an internal feedback mechanism that the body uses to help maintain homeostasis.
The internal feedback mechanism is shown. Stimuli goes to the receptor to the coordinator to the effector to the response and then to feedback.
What is the role of the central nervous system in this model?
a) coordinator
b) effector
c) response
d) stimuli
The role of the central nervous system in this model is as coordinator (Option a).
What is the central nervous system?The central nervous system is a fundamental body system that acts by sending and receiving signals from the environment.
The central nervous system can act as a coordinator by modulating signals and thus maintaining the internal equilibrium (homeostasis).
In conclusion, the role of the central nervous system in this model is as coordinator (Option a).
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why are some types of organisms much more commonly fossilized than others?
Answer:
The enamel and dentin of teeth are harder than bone and as a result, teeth are more likely to be fossilized than other parts of a vertebrate.
Explanation:
2 native animal species from Florida?
Answer: Florida Panther and American Alligator
A researcher is trying to estimate how many trout there are in a 1,000-acre lake. She counted the trout in three 50-acre areas and recorded 88, 80, and 57 trout. What is the approximate size of the trout population?
approximately 550 trout population present in the lake.
what is population ?A discrete accumulation identifiable characteristics such as people, animals with the objective of analysis and data collection is called a population.
A population consists of a same group of species who reside in a particular geographical place with their reproductive capacity to interbreed.
when individuals in local populations spread between other local populations called as metapopulation.
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Answer: The correct answer is 1,500
Explanation:
The available answers to this question are:
225
1500
3750
4500
Average the recorded trout:
Avg = (88 + 80 + 57) / 3 = 75
Sample size = 50 acres
Lake size = 1,000 acres
Number of samples = 1000 / 50 = 20
Use the average for population:
75 * 20 = 1,500
Name two ways that a cell would be harmed if the cell membrane were damaged.
Answer:
Damaging the cell membrane like to impact the functions of the cell because cell membrane acts as a semi-permeable membrane which allows the entry and exit of some materials in and out of the cell. If the cell membrane get damaged then the cell wall allows every molecule to enter or leave the cell without selecting the molecules. Thus, the functional properties of the cell will lost and the cell will die.
Which is a positive effect of the technological advance of going from a
compass to a GPS?
Answer:
The positive effect of the application of a GPS over a compass is that one can get success in getting to his or her desired location. A GPS can inform about the exact location, and when it is combined with a map, it makes the person reach straight to where he or she desires to go