Cholesterol acts as the precursor to steroid molecules many of which function as hormones.
Chromatids thats your answer to that question.
The mantle is the layer directly under the sima
Answer:
A. increase the speed of nerve impulses
Explanation:
Schwann cells speed up nerve impulses by secreting a fatty substance called myelin around the axon of peripheral nerves. (Myelin can greatly increase the speed of impulses in neurons because it insulates the axon and assembles voltage-gated sodium channel clusters at discrete nodes along its length.)
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Answer:
Yes
Explanation:
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