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Biology · PYQ NEET UG 2021

हिन्दी

Which one of the following statements about Histones is wrong?

  1. Histones carry positive charge in the side chain.
  2. Histones are organized to form a unit of 8 molecules.
  3. The pH of histones is slightly acidic.
  4. Histones are rich in amino acids - Lysine and Arginine.

Correct answer · Option 3

The pH of histones is slightly acidic.

Explanation

Histones are basic proteins rich in basic amino acids lysine and arginine, hence their pH is basic/alkaline, not acidic. Thus statement (3) is incorrect.
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