In humans, the stomach secretes (select all correct choices):
A. pepsin, an enzyme that digests proteins.
B. enzymes that digest lipids.
C. hydrochloric acid.
D. amylase.
E. cellulase.
A,B,C
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The accompanying diagram represents a single____
a. nephron b. kidney c. renal capillary d. renal vein e. renal artery
All of the following are expected labatory findings of Pernicious anemia except
You investigated the cytoskeleton and found that all three elements, including the one you suspected, are completely normal. You then decide to look at the motor proteins to see if the cause might lie with one of them
Which of the following would be your hypothesis? A. The melanophores in these tadpoles have partially or non-functional kinesin that would normally transport organelles along microtubules to the center of the cell. B. The melanophores in these tadpoles have partially or non-functional kinesin that would normally transport organelles along microfilaments to the center of the cell. C. The melanophores in these tadpoles have partially or non-functional dynein that would normally transport organelles along microtubules to the center of the cell. D. The melanophores in these tadpoles have partially or non-functional dynein that would normally transport organelles along microfilaments to the center of the cell. E. The melanophores in these tadpoles have partially or non-functional myosin that would normally transport organelles along microfilaments to the center of the cell.
The human brain is fully functional by the end of the ____
a. first trimester b. third month c. third trimester d. ninth month e. seventh month