Cells that insulate and speed impulse conduction between neurons in the PNS are
A. Schwann cells.
B. nodes of Ranvier.
C. astrocytes.
D. oligodendrocytes.
Answer: A
Biology & Microbiology
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Expiration is the same as exhalation.
a. true b. false
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Research and analysis has documented that Muller's ratchet works ________
A) in mathematical modeling B) in empirical studies C) in a natural setting D) All of the above.
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Regeneration, the regrowth of lost body parts, normally follows _____
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