Multiple Choice
Hazardous substances ______________ while toxins are ______________.
A) react with specific cell components to kill cells; poisonous substances
B) are dangerous substances; poisonous substances
C) are usually of concern at all concentrations; are dangerous substances
D) are poisonous substances; also poisonous substances
E) All of these are true.
Correct Answer:

Verified
Correct Answer:
Verified
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