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Nucleosomes give beaded appearance to ch...

Nucleosomes give beaded appearance to chromosomes. They help in packing of DNA in the chromosomes. A nucleosome has

A

about 5 turns of DNA

B

8 histone molecules of 4 types (2 mols each of `H_(2)a`, `H_(2)b`,H_(3) and H_(4)`)

C

400 nitrogen base pairs

D

all of the above

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The correct Answer is:
B
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