Histones are rich in

Alanine and glycine

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Cysteine and tyrosine

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Lysine and arginine

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Histidine

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Solution

The correct option is D Lysine and arginine
Histones are a special highly alkaline proteins which are found in the nucleus of the eukaryotic cell and responsible to package the DNA (deoxyribonucleic acid) in the compact form called nucleosomes. Histones contain two basic amino acids, mainly lysine and arginine. Thus, the correct option is C.

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