What is the role of pepsin?
A) it begins protein digestion in the stomach.
B) it begins starch digestion in the oral cavity.
C) it begins lipid digestion in the small intestine.
D) it is a cofactor in enzymes that break down toxins.
E) it is a cofactor in enzymes that break down hydrogen peroxide.
Correct Answer:
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Q55: At what pH does pepsin denature?
A) above
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Q59: What happens in an electron transport chain?
A)
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Q63: Passive molecular diffusion occurs when
A) the energy
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