Multiple Choice
Which chemical or substance is an example of a secondary metabolite?
A) Tannin produced by oak trees to protect them against herbivores
B) The enzyme phosphofructokinase used in glycolysis
C) Hemoglobin used to carry oxygen in the blood
D) Pyrogen produced by the body to induce a fever
E) Testosterone produced in males
Correct Answer:

Verified
Correct Answer:
Verified
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