Question

structue of dna short note

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Answer 1

Answer:

Structure of DNA

It is a double helical structure of sugar, phosphate and bases .

There is 10 base pairs in each turn .

Answer 2

structure of DNA

DNA is present in double helix structure.

segment of DNA is gene .made up of molecules called nucleotides.The four types of nitrogen bases are adenine (A), thymine (T), guanine (G) and cytosine (C).