Cicely522 Cicely522

24-02-2015
Biology

Answered

The two strands of a DNA double helix are held together by:

A.ionic bonds.

B.hydrogen bonds.

C.nonpolar covalent bonds.

D.polar covalent bonds.

E.hydrophobic exclusions.

Verified Answer :

makaylamcmahan makaylamcmahan

24-02-2015

Bhydrogen bonds. but theres 2 bonds holding double helix together the other one is colvant bonds.

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