The Na+/K+ pump ________.
A. contributes to the negative intracellular charge
B. establishes equal concentrations of sodium and potassium ions across the membrane
C. is an example of secondary active transport
D. exchanges three potassium for every 2 sodium molecules. As it stands, that answer is also correct.
Answer: A
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When you touch your cheek bone, you are palpating your ________ bone.
Fill in the blank(s) with the appropriate word(s).
If neuron Y's neurotransmitter is causing neuron X's membrane potential to decrease, then we would logically conclude that this neurotransmitter causes
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Which of the following statements concerning vitamin D is incorrect?
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