Why are hair, blood, skin, and gastrointestinal tract cells more likely to be adversely affected by chemotherapy than other cells?

a. Because they are exposed to air
b. Because they are less able to excrete waste products
c. Because they are all porous tissues
d. Because they are fast growing


ANS: D
Hair, blood, and skin have rapidly dividing cells that are more susceptible to chemotherapy. They are not necessarily porous or less able to excrete waste. Exposure to air does not adversely affect tissues.

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