In the Watson-Crick Model of DNA Structure (Now Called B-Form

question 51

Multiple Choice

In the Watson-Crick model of DNA structure (now called B-form DNA) :

• A) a purine in one strand always hydrogen bonds with a purine in the other strand.
• B) A-T pairs share three hydrogen bonds.
• C) G-C pairs share two hydrogen bonds.
• D) the 5' ends of both strands are at one end of the helix.
• E) the bases occupy the interior of the helix.

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