An organic compound always contains
A. nitrogen and hydrogen.
B. carbon and hydrogen.
C. oxygen and nitrogen.
D. carbon and oxygen.
Answer: B
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The innermost layer of a blood vessel is the tunica interna.
Answer the following statement true (T) or false (F)
Where would you find olfactory hairs?
A. Scattered among the lamina propria B. At the apical surface of olfactory neurons C. Buried within the olfactory glands D. At the surface of supporting cells E. Concentrated along basal cells
Mesangial cells function to
A) Adjust glomerular filtration rate. B) Recover solutes from primary urine. C) Adjust the size of the Bowman's capsule. D) Alter the permeability of the collecting duct.
Why does a hyperpolarization phase generally follow a repolarization phase in an action potential?
What will be an ideal response?