Bio-Chemistry (M.Phil./Ph.D.) 2018 Panjab University Entrance Exam With Answers

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10.

In an α-helical polypeptide, the backbone Hydrogen bonds are between-

A: NH of n and CO of n+4 amino acid
B: NH of n and CO of n+3 amino acid
C: CO of n and NH of n+3 amino acid
D: CO of n and NH of n+4 amino acid

The answer is: D

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