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Question : DNA packaging in eukaryotes is carried out with the help of histone. The unit of compaction is nucleosome. Which option is correct about nucleosome ?

Answer»

Octamer of NUCLEOSOME consists of 2 copies of each H2A, H2B, H3 and H1
In a typical nucleosome 200 bp are found
Linker DNA is attached to H4 histone PROTEIN
The nucleosome in chromatin are seen as BEADS on string structure when viewed under light microscope

Answer :B


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