Discussion
The chromosomal DNA complexes with
Answer: B
Correct answer: five types of histone as H1, H2A, H2B, H3 and H4
There are five. Two copies each of H2A, H2B, H3 and H4 form the octamer core around which about 147 base pairs of DNA are wound, and H1 is the linker histone that binds outside the core and packs the nucleosomes together.
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