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Q.

If the DNA fragment of length 102A⁰ has 8 adenines, what is the number of G C pairs in that DNA fragment ?

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a

8

b

16

c

22

d

44

answer is D.

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Detailed Solution

34 Å = 20 nucleotides ; 102 = ?

20/34 ×102 = 60 nucleotides

A+T+G+C = 60

8+8+G+C =60

G+C = 60-16 = 44

G-C pairs are 22+22

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If the DNA fragment of length 102A0 has 8 adenines, what is the number of G C pairs in that DNA fragment ?