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Galina-37 [17]
3 years ago
7

Explain why the blood vessels and the heart are not made of the same type of muscle even though they are both involuntary.

Biology
1 answer:
Lubov Fominskaja [6]3 years ago
3 0

Answer:Each muscle in the body is made up of cells called muscle fibers. Muscle fibers are long, thin cells that can do something that other cells cannot do—they are able to get shorter.

Explanation:

IM not sure if this would help but their you go.

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Answer:

Food having high fat.

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The bear eat food products having high fats in order to store it in the body. The food which have large amount of protein and fats are stored in the body and helps in gaining of weight up to forty pounds of fats per week. During hibernation period, bear used this fats for the release of energy used for its survival. Fats produce huge amount of energy when they are broken down so this fats helps in hibernation of bear.

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Answer:

D. 365 days

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Revolution means covering distance and moving around the sun so it takes a year or 365 days revoluting around the sun.

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Why were immigrants willing to suffer the hardships they endured to come to America
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