Multiple Choice
The 5' end of a DNA molecule can be chemically distinguished from the 3' end because there is a(n) ________ group at the 5' end and a(n) ________ group at the 3' end.
A) amine; carboxyl
B) phosphate; sulfate
C) hydroxyl; hydrogen
D) phosphate; hydroxyl
E) amine; hydroxyl
Correct Answer:

Verified
Correct Answer:
Verified
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