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The two long polynucleotide chains of DNA are held together by. A. Hydrogen bonds. B. Covalent bonds. C. Metallic bonds. D. Ionic bonds. E. Polar covalent bonds.
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The two long polynucleotide chains of DNA are held together by.

A. Hydrogen bonds. B. Covalent bonds. C. Metallic bonds. D. Ionic bonds. E. Polar covalent bonds.

User Dean Davids
by
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1 Answer

4 votes

Answer:

Hydrogen bonds

Step-by-step explanation:

Hydrogen bonds between complementary bases if im not wrong

User Pitosalas
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