asked 88.8k views
4 votes
The two complementary strands of DNA are held together by

a. hydrogen bonding.
b. covalent bonding.
c. ionic bonding.
d. nuclear bonding.

2 Answers

3 votes

Answer:

b. covalent bonding.

answered
User Mateo Lara
by
8.0k points
2 votes
They're held by hydrogen bond, I think
answered
User Elysire
by
8.6k points
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