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Misha Larkins [42]
3 years ago
8

The heart is an organ because it

Biology
2 answers:
Marina86 [1]3 years ago
3 0

Answer:

d

Explanation:

Your heart is an organ that’s largely made up of muscle. It has the vital function of working to pump blood to the organs and tissues of your body.

77julia77 [94]3 years ago
3 0

Answer:

b or d

Explanation:

Its b  or c I am not too sure. I think its d though.

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Answer:

7

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What does a population graph with j-curve show?
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3 years ago
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Answer: Autocrine signal, paracrine signal and endocrine signal.

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