For every two potassium ions, how many sodium ions are pumped out of the cell by the sodium-potassium pump?
a. one
b. two
c. three
d. four
e. five
c
Anatomy & Physiology
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A fine connective tissue layer, called the ______________________________________, covers the external surface of bone
Fill in the blank(s) with correct word
Anatomy & Physiology
Large cells that nourish developing sperm cells and form the blood-testes barrier are:
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Anatomy & Physiology