Answer:
a
Explanation:
Answer:
B) Vegetation
Explanation:
Edg 2022
What causes variations in traits such as hair color, eye color, and height?
A. Alleles
B. Competition
C. Fitness
D. Offspring
Answer: A alleles
Explanation: this is because they are alternate genes that can make up different traits .
Muscle contractions occur when myofibrils
in the muscle shorten and lengthen to make
the muscle contract and extend. Which
types of muscles use these muscle
contractions?
All muscle types
Only smooth muscles.
similar between skin cell and fat cell
Answer:
Initial Vision Step Location
Dipin Ghimire
1. Where does the initial step in vision occur? Optic nerve Ganglion cell Retina OVisual cortex
The initial step in vision occurs in the retina, which is a layer of tissue at the back of the eye that contains light-sensitive cells called photoreceptors. When light enters the eye, it is absorbed by the photoreceptors, which convert it into electrical signals. These signals are then transmitted to other cells in the retina, such as ganglion cells, which transmit the signals to the brain via the optic nerve. The visual cortex, which is located in the brain, processes these signals to create the visual images that we see.
Dipin Ghimire
similar between skin cell and fat cell
Both skin cells and fat cells are types of cells that are found in the human body. Some of the similarities between these two types of cells include:
Both skin cells and fat cells are made up of cell membranes, cytoplasm, and nuclei.
Both types of cells contain organelles such as mitochondria, ribosomes, and endoplasmic reticulum.
Both skin cells and fat cells are capable of dividing and reproducing to maintain the integrity and function of the tissues in which they are found.
Both skin cells and fat cells are essential for the proper functioning of the body and play important roles in maintaining health and well-being.
Francis was recording plant heights for an experiment. Each time that she took a measurement, she wrote it down. Then,
she measured the plant again and compared the new measurement to the one that she had recorded in her notebook.
What was she most likely trying to do?
O revise her hypothesis
o check her memory
make the data more valid
O form a conclusion
Answer:
Form a conclusion
Explanation:
I believe this because they others don't make sense I'm sorry if it's in correct
Francis measured the plant again and compared the new measurement to the one that she had recorded in her notebook, she was trying to make the data more valid in her experiment. Thus option C is correct.
What to you mean by Experiment ?An experiment is defines simply a test of hypothesis which involves in an explanation of phenomena.
It is the basic foundation of the scientific method and the steps are Making observations, hypothesis formulation, conduct the experiment to test the hypothesis, results, data analysis, conclusion.
Scientific experiment have different variables like independent variable like Age is an example of an independent variable.
A dependent variable relies on other variable and can be changed by other components. For example a grade on an exam is a dependent variable mainly depend on Independent variables.
Controlled variable remain constant show no effect on other variables. It is used to prevent bias in an experiment.
Thus option C is correct.
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A student squeezes a clothespin as rapidly as possible for one minute. Without stopping to rest, the student continues to squeeze the clothespin for a second minute. At the end of the second minute, the student’s fingers and hand feel very cramped and tired. The physical tiredness and cramping in the muscles in the student’s hand were most likely due to the increased production of
oxygen
ATP
Waste products
glucose
Answer: Waste products
Explanation:
Like many multicellular organisms, plants have organs that perform specific
functions. Which of the following correctly pairs a plant organ with its function?
A Plant leaves capture nutrients from rain.
B Plant roots absorb water needed for photosynthesis.
C Plant stems store carbon dioxide for cellular respiration.
D Plant flowers provide the energy needed for eggs to develop.
Answer:
B) Plant roots absorb water needed for photosynthesis.
Early in genetic research, it was suggested that the genetic code might be made up of overlapping codons in which the last two bases of one codon make up the first two bases of the next codon, as below:
mRNA codons
overlapping code GGUAUA 1st codon = GGU
2nd codon = GUA
nonoverlapping code GGUAUA 1st codon = GGU
2nd codon = AUA
Supposing it were discovered that, in a life-form from another planet, even a single base pair substitution in the DNA caused three adjacent amino acid changes in the protein coded for. Would you conclude that the code was overlapping or nonoverlapping? Explain your logic.
The genetic code is called non-overlapping because adjacent codons can not overlap, whereas in this case, the code is overlapping.
What does 'overlapping code' mean?The genetic code does not overlap because the same nucleotide in the sequence cannot be used to encode two different codons.
In genetics, overlapping refers to a feature of the genetic code associated with how this nucleotide code is read.
In conclusion, the genetic code in this case is overlapping.
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Describe the way the heart is pumping and creating cardiac output,What are factors that can change cardiac output? Explain the sounds of the heart and why they are important. Explain in complete detail the steps of blood flow through the heart and in to and back from the different circuits of the body (provide full structural and functional detail of every structure you pass along the way).
Blood volume reflexes, hormones, body temperature, emotions, gender and age are the factors that affect cardiac output.
What are factors that can change cardiac output?Factors that affect cardiac output are changing heart rate and stroke volume. Other factors include blood volume reflexes, hormones, body temperature, emotions, gender and age.
Heart sounds are created from blood flowing through the heart chambers when the cardiac valves open and close during the cardiac cycle.
Our heart sends the blood to the lungs, where it receives oxygen and dispose carbondioxide. Then, your heart pumps the oxygenated blood to the tissues and organs throughout your body.
So we can conclude that blood volume reflexes, hormones, body temperature, emotions, gender and age are the factors that affect cardiac output.
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PLEASE HELP IVE BEEN STUCK ON THESE TWO QUESTIONS FOR A LONG TIME
Answer: honestly it really depends on the water and how its dripped
Explanation:
Give five differences in the alimentary canal of flatworms earthworm and cockroaches
Answer:
Animals are adapted to the complex chain food since when they were no manufactured to the their food system. Without breakdown this complex food chain can not digest without breakdown.
Explanation:
Earthworm alimentary canal:
Earthworm have a segmentation of well developed characteristics of all animals. The alimentary canal of earth worm as well as flatworm consists of buccal cavity, mouth, esophagus, crop, intestines', gizzard, and anus. The digestion occur extracellular that means the digestion occur outside the cells. Cockroach is an omnivores. It ranging from starchy to the sweet things to the paper and clothes etc. It suits its diet. Its alimentary canal consists of Foregut, midgut and the hindgut. Both are different in their structure as well as in their alimentary canal.The article states that lead is neurotoxin. What part of the body does it affect?How?
What are the five different types of cells that caan be found in human body
Answer: Stem cells. Bone cells. Blood cells. Muscle cells. Fat cells. Nerve cells.
Explanation:
It's important to remember that your body contains 200 different types of cells. These cells assist to build your organs and tissues, as well as your immune system, which works to protect your body. As your cells age, new ones are continuously being created.
Hope this helps :)
Which base is found in RNA but not in DNA:
O guanine
O uracil
O adenine
O cytosine
Answer:
Uracil
Explanation:
inquiry based pedagogy is being embraced in principle across the globe. in the last decade , it has been supported by an increasing body of research on its effectiveness. illustrate your understanding of the concept of inquiry based pedagogy with a relevant example
Inquiry-based pedagogy involves fostering curiosity and active learning. For example, students investigating real-world environmental issues and proposing solutions.
Inquiry-based pedagogy is a teaching approach that promotes active learning and critical thinking through inquiry and exploration. One relevant example of inquiry-based pedagogy is a science classroom where students are encouraged to design and conduct their own experiments. Instead of simply following instructions, students formulate research questions, develop hypotheses, plan and execute experiments, collect and analyze data, and draw conclusions. For instance, students may investigate the effect of different variables on plant growth by manipulating factors like light, water, or soil composition. This approach allows students to engage in authentic scientific practices, develop problem-solving skills, and gain a deeper understanding of the scientific method. By actively participating in their learning process, students develop a sense of ownership and become more engaged, fostering a love for learning and nurturing their ability to explore and discover knowledge independently.For more such questions on Pedagogy:
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Photosynthesis
What are the reactants for the Light independent reactions/Calvin Cycle?
What are the products for the Calvin Cycle?
What are the products of the light dependent reactions?
What is the balanced chemical equation for photosynthesis?
Study the ADP/ATP cycle
Know the difference between autotrophs and heterotrophs.
What is carbon fixation? when does it occur?
How many carbon dioxide molecules are needed to produce 1 glucose molecule?
What are does the mesophyll and palisade cells?
What is the xylem and what Is its function?
What is the phloem and what is its function?
What are CAM plants? Be able to describe the CAM pathway.
What would most likely happen to a person who is not getting enough essential amino acids in his or her diet?
A.The body would synthesize the amino acids.
B.Muscle growth and repair would be limited.
C.Stored protein would break down.
D.The formation of proteins would increase.
Answer:
The correct answer I believe would be C
Explanation:
B. There would be reduced muscle growth and healing. The body cannot synthesise essential amino acids on its own; therefore, they must be consumed through diet.
What is the reason for body not using protein ?The body cannot use the protein it consumes for muscle growth and repair when a person's diet is deficient in critical amino acids. In addition to increasing the risk of injury, this can result in a loss of muscle mass and strength.
Additionally, in an effort to obtain the critical amino acids it requires, the body can start to break down protein that has been stored, which would result in a further loss of muscle mass and strength.
Alternatively, the body can create non-essential amino acids, thus whenProtein synthesis won't necessarily increase if a person isn't obtaining enough necessary amino acids. The body will instead concentrate on converting protein that has been stored into the vital amino acids it requires.
Therefore, a reduction in muscle growth and repair is the most likely consequence of consuming insufficient amounts of necessary amino acids.
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Both internal and external factors may influence the process of aging. Variable-rate theories include all of the following factors EXCEPT
Variable-rate theories include all of the following factors except metabolism
What is metabolism ?
The alterations in a cell's or an organism's internal chemistry. These modifications produce the energy and raw materials that support cell growth, reproduction, and organism health. Getting rid of harmful substances is assisted by metabolism.
Metabolism can be divided into two types: catabolism and anabolism. In contrast to anabolism, which uses energy to build cell building blocks like proteins and nucleic acids, catabolism is the breakdown of organic matter.
These are the metabolism steps:
Stage 1: Catabolism of amino acids or glucose metabolism for fatty acids. Cycle of Citric Acid,
Stage 2 Electron Transport Chain
and ATP synthesis at stage 3.
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A physician orders aztreonam 500 mg IM tid (three times a day) for a child with a urinary tract infection. The child weighs 44 pounds. The manufacturer recommends a dose of 30 mg/kg q8h, not to exceed 120 mg/kg per day. If aztreonam is available for injection as 1 gram(g) per 2 mL, how many mL would be injected per dose?
what is the cause of iron deficiency anemia
Answer:
here u go mate
Explanation:
Iron deficiency anemia is typically caused by a lack of iron in the body, which can be due to a variety of factors such as poor diet, blood loss, or difficulty absorbing iron.
cell is immersed in a
Plasmolysis occurs when a/n)
solution.
O animal; 3X salt solution
O plant; pure water
O animal; pure water
O plant; 3X salt solution
Answer:
Plasmolysis occurs when a plant cell is inmersed in a 3X salt solution.
Explanation:
Plasmolysis is a phenomenon only observed in plant cells, and consists of cell dehydration accompanied by separation of the membrane and cell wall when the cell is exposed in a hypertonic environment.
When a plant cell is in a hypertonic solution —such as 3X salt solution— the permeability of its membrane allows water to escape, so the cell dehydrates and reduces its size. The cell wall is rigid and maintains its shape, but the cell membrane separates from it, which is known as plamolysis.
The other alternative answer combinations are not correct because:
Plamolysis does not occur in animal cells. Pure water does not produce plasmolysis.Which of the following organisms would NOT be in the first tropic level of an energy pyramid? Responses dog tree gas
Answer:
dogs
Explanation:
True or False: Larger pigments will travel a greater distance on filter paper than smaller pigments.
Answer:
true true true true
true true
Answer:
I think the answer is true
Explanation:
A pigment that is the most soluble will travel the greatest distance and a pigment that is less soluble will move a shorter distance.
Which of the following occur in a maple tree growing in a temperate climate in response to increasing cold weather? Choose three correct answers.
The three correct answers are:
B. The chlorophyll in the leaves break down, revealing yellow and red pigments that had been masked by the green pigments. This process leads to the beautiful fall foliage colors observed in maple trees. As the weather gets colder, the breakdown of chlorophyll exposes the underlying pigments, creating vibrant red, orange, and yellow leaves.
C. Xylem and phloem fill with ions and organic substances that prevent freezing. In response to increasing cold weather, the tree transports ions and organic compounds into the xylem and phloem. These substances act as antifreeze agents, preventing the freezing of sap and ensuring the circulation of nutrients and water within the tree.
D. Meristems form thick scales to protect next year's buds from cold winter temperatures. The meristems, which are the regions of the tree where new growth occurs, undergo changes in response to the approaching cold weather. They form protective scales around next year's buds to shield them from the harsh winter conditions, ensuring their survival and future growth.
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Your question is incomplete, but most probably your full question was:
Which of the following occur in a maple tree growing in a temperate climate in response to increasing cold weather? Choose three correct
answers.
A. Auxin production stimulate one final growth spurt before winter arrives,
B. The chlorophyll in the leaves break down, revealing yellow and red pigments that had been masked by the green pigments.
C. Xylem and phloem fill with ions and organic substances that prevent freezing.
D. Meristems form thick scales to protect next year's buds from cold winter temperatures,
Which of the following can not produce viable gametes? (assume 2n = 20) autotretaploids triploids trisomics allotetraploids diploids
The triploids can not produce viable gametes,Triploid organisms are normally sterile as their lack of homologous chromosomes prevents pairing during meiosis.
Why can't triploids reproduce?Although polyploids are common among flora and some fauna, polyploidization often causes reproductive failure.
Triploids, in special , are depicted by the trials of chromosomal pairing and segregation during meiosis, which may cause aneuploid gametes and consequence in sterility.
Thus, option "B" is correct, triploids .
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what is an advantage of having organelles
Answer:
Membrane-bound organelles offer several advantages to eukaryotic cells. First, cells can concentrate and isolate enzymes and reactants in a smaller volume, thereby increasing the rate and efficiency of chemical reactions.
Explanation:
Hope this helps :D
An advantage of having organelles is carry out of specialized essential functions.
What are organelles?Inside of cells, there are structures called organelles that have specific functions. These organelles are surrounded by membranes, which helps create an environment from the cytoplasm around them. This separation allows the organelles to work effectively in performing their tasks.
Cells possess organelles that enable them to specialize in functions. One such example is the chloroplast whose role is crucial in the process of photosynthesis which allows plants to manufacture their food.
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biology chapter 33 assessment 972
Answer:
Where is question
Explanation:
Please tell
All atoms of the same element must have the same number of ________
A. protons.
B. neutrons.
C. compounds.
D. electrons.
Answer:
A. Protons
Explanation:
They must have the same number of protons. But they can have a different amount of neutrons.
How does your body ensure that the new cells are the same?
Answer:
Mitosis is a fundamental process for life. During mitosis, a cell duplicates all of its contents, including its chromosomes, and splits to form two identical daughter cells. ... The other type of cell division, meiosis, ensures that humans have the same number of chromosomes in each generation.
Explanation:
describe how a change in energy relates to bonds forming and breaking ?
identify the difference between exothermic and endothermic reactions ?
HELP ME OUT PLS!!!!
Earthquakes often happen where boundaries are sliding against each other side by side. This type of plate boundary is called:
A) transform
B) convergent
C) divergent
D) hot spot
Answer:
transform
Explanation:
Answer:
A) transform
Explanation: