Biology, asked by pravx9806, 1 year ago

Describe the double helix structure of dna

Answers

Answered by rucha7
3
hy frnd
there In 1953, watson and Crick produced a model of the DNA molecule as per this model two parallel threads of nucleotides are coiled around each other this is called double helix
I hope it helps you very much
Answered by Manav512
3
In 1953 by watson and crick the double helix structure of DNA consist of 2 strand which divide later to make more DNA strands. Each strand consist of a pentose sugar, nitrogenous base, hydrogen bond. The bases are of 4 types- Adenine,Guanine,Cytosine,Thymine. 
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