Question

assertion: the nucleosome are repeating units of chromatin . reason : chromatin consists of rna and dna .

a) both assertion and reasons are correct and reason is the correct explanation of assertion
b) both assertion and reason are correct but reason is not the correct explanation of assertion
c) assertion is correct ,reason is false
d) both assertion and reason are false ​

Answer 1

Answer:

Histones are basic proteins of major importance in the packaging of eukaryotic DNA, DNA and histones together comprise chromatin, forming the bulk of the eukaryotic chromosome. Histones are made up of five major types, H

1

,H

2

A, and H

2

B are lysine rich. H

3

and H

4

arginine-rich, H

1

units link neighboring nucleosomes while the others are elements of nucleosome structure. Histone proteins are synthesized during the S-phase when DNA synthesis occurs.

Therefore, the correct answer is option A.

Explanation:

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