What type of chemical bond holds the two complementary strands of DNA together?
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Correct answer: Hydrogen bonds
Hydrogen bonds form between the nitrogenous bases of opposing strands. Adenine pairs with Thymine via two hydrogen bonds, while Guanine pairs with Cytosine via three.
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More DNA Structure questions
- The 'double helix' model of DNA was first proposed by Watson and Crick based on X-ray diffraction data produced by:
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