In DNA double helix, the two DNA chains are held together by – McqOptions

MCQOPTIONS

1.	In DNA double helix, the two DNA chains are held together by
A.	hydrogen bonds between the pair of bases
B.	covalent bonds between the pair of bases
C.	none of the above
D.	ionic bonds between the pair of bases
Answer» B. covalent bonds between the pair of bases

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