The nitrogenous base adenine is a
A) purine.
B) pyrimidine.
C) steroid.
D) prostaglandin.
Correct Answer:
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Q105: Keratin and collagen are considered _ proteins.
A)functional
B)structural
C)fibrous
D)Both
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Q109: The human genome refers to
A)all living human
Q111: Which of the following is NOT a
Q112: In DNA,cytosine forms a complementary base pair
Q113: Which of the following is NOT a
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Q115: Which of the following is NOT a
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