daneayahbriggs82171 daneayahbriggs82171

29-02-2024
Biology

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A stretch of double-stranded DNA contains 1000 base-pairs (1 kb) and its base composition is 68% (A+T). How many guanine residues are in this DNA?
a. 32.
b. 320.
c. 160.
d. 16.
e. 680.

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