Some drugs are now being delivered into cells through liposomes, where the drug is surrounded by a phospholipid bilayer. How do the drugs enter into the cell?
A. The drug destroys the liposome and is
transported via diffusion into the cell.
B. The liposome cuts a hole in the cell and
injects the drug into the cell.
C. The liposome fuses with the phospholipid
bilayer of the cell.
D. Protein channels on the cell surface
transport the liposomes into the cell.
Answer Key: C
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