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lutik1710 [3]
4 years ago
12

The base of an energy pyramid is always composed of

Biology
1 answer:
anygoal [31]4 years ago
3 0

Answer:

autotrophs, primary producers :)

Explanation:

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cupoosta [38]
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During childbirth, the head of the baby pushes against the mother's cervix. A nerve impulse is transmitted to the brain which ca
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Answer:a positive feedback

Explanation: positive feedback is a type of feedback mechanism employed by the body,in which an output is enhanced or acclerated.

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Every cell contains DNA. The main purpose of DNA is to store the cell's genetic information. How does DNA control the cell?
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3 years ago
Do transported soil have different types of grain particles?
jeka94

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Probably Yes

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