A) held together by
B) hydrogen bonds
C) hydrophobic bonds
D) peptide bonds phosphodiester bonds
Correct Answer: A
Solution :
Watson and Crick proposed double helical model of DNA. The two polynucleotide chains are bonded to form double helix by hydrogen bonds. There are two hydrogen bonds between A and T while three hydrogen bonds between G and C.You need to login to perform this action.
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