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Question

The double helix model of Watson and Crick is known as

A
C-DNA
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B
B-DNA
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C
Z-DNA
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D
D-DNA
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Solution

The correct option is B B-DNA
The double helix model of Watson and Crick is known as B-DNA. In B-DNA, the most common double helical structure is found, the double helix is right-handed with about 10-10.5 nucleotides per turn. The double helix structure of DNA contains a major groove and minor groove, the major groove being wider than the minor groove.
So, the correct answer is 'B-DNA'.

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