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Histones are __________

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in Chemical Reaction Engineering by (679k points)
Histones are __________

(a) Neutral

(b) Positively charged

(c) Negatively charged

(d) Neutral with positive and negative domains

I have been asked this question in an internship interview.

This is a very interesting question from Transcription in Eukaryotes : Chromatin Remodelling in section Gene Expression : Transcription Prokaryotes of Cytogenetics

1 Answer

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by (1.6m points)
Correct answer is (b) Positively charged

The explanation: HIstones are rich in positively charged amino acids namely lysine and arginine. Thus they have a net positive charge. This helps them to bind to the negatively charged DNA.

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