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Buy here: http:// student. land / products. php? product = BIO-101-Exa m-3
Question 1
When an intestinal cell ingests substances inside very small vesicles that can only be seen with an electron microscope, this is
Select one:
a. pinocytosis.
b. phagocytosis.
c. exocytosis.
d. active transport.
e. diffusion.
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Question 2
Radioactive isotopes are used to tag proteins in the cell membranes of mouse cells. These cells are then fused with human cells in cultures. What is the likely consequence of the tagged mouse proteins?