Histone proteins have a __ charge.

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Solution

Histone proteins are rich in basic amino acid residues lysine and arginine, which themselves, are positively charged. Moreover, opposite charges on DNA and histones help maintain their close association.

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Similar questions

Regarding assertion and reason, select the right option.

Assertion [A]: Charge of DNA molecule is negative.
Reason [R]: Histone proteins associated with DNA are positively charged.

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