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3. In a DNA molecule, chymine always pairs with A. cytosinc. B. guanine. C. uracil. D. adenine.
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3.

In a DNA molecule, chymine always pairs with
A. cytosinc.
B. guanine.
C. uracil.
D. adenine.

User Gery
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Answer:

D. adenine.

A DNA molecule consists of 4 base pairs. They are adenine, guanine, cytosine and thymine—adenine pairs with thymine using two hydrogen bonds. Thus, the correct base pairing is Adenine

User ArinCool
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