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aalyn [17]
3 years ago
11

Wat is peristaltic movement how helpuf is it in human digestion?​

Biology
1 answer:
AnnyKZ [126]3 years ago
5 0

They move waste and nutrients through the intestines.

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Explain why molecules held together by covalent bonds don't have electrical charges
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Because in covalent bond the electrons shared within the molecule.
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A specific kind of mutation causes defective proteins that participate in the formation of the cleavage furrow. Which of the fol
Mashcka [7]

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Cytokinesis

Explanation:

The cleavage furrow is a 'pinching' or invagination in the cell membrane that occurs before the cell cytoplasm splits in two to form two daughter cells.

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Which of the following statements is true? 1.Innate defenses are enough to keep a person healthly. 2.Adaptive defenses include h
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Answer:

Which of the following statements is true? 3. Adaptive defenses include both humoral and cellular immunity.

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Definitely Innate defenses are not enough to keep a person healthly, there are a lot of other factors to take into account when we are considering people's health. Adaptive defenses not only include humoral immunity (mediated by macromolecules) , but also cellular immunity (does not involve antibodies).

4 0
3 years ago
Vision and hearing are generally believed to be the most highly prized senses. What would your life be if you lost any one of yo
Molodets [167]

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I don't know what you want me to say but here is my answer

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I think it would be more traumatic to lose me sight because everything in my life revolves around sight and if I lost it my life would be over.

8 0
2 years ago
Ostriches have wings similar in form to those of their ancestors, but that do not allow the birds to fly.
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Answer:their weight

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Ostriches weigh more than 400 pound and can be as tall as 9 feet.....making it 99.9% impossible for its flight......

Hope it helped?

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3 years ago
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