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What are protamines?

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What are protamines?

(a) Large size DNA

(b) Sequences that are unique

(c) Histone like protein found in fish sperm

(d) Highly repetitive DNA

I have been asked this question during an interview.

Question is from Eukaryotic Chromatin and Chromosomes topic in portion Molecular Genetics of Life Sciences

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Best answer
Correct choice is (c) Histone like protein found in fish sperm

Explanation: Protamine is a polypeptide basically composed of arginine and is present instead of histones in the sperm of fish and some other organisms.

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