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What is a cistron?

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in Biology – Class 12 by (271k points)
What is a cistron?

(a) A gene coding for RNA

(b) A segment of DNA responsible for producing the nuclear coat

(c) A segment of DNA coding for polypeptides

(d) A gene coding for the template strand of DNA

I got this question in my homework.

Question is from Transcription Unit and the Gene in section Molecular Basis of Inheritance of Biology – Class 12

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Right option is (c) A segment of DNA coding for polypeptides

For explanation I would say: A cistron is the segment of a DNA. It is responsible for coding polypeptide chains. This is seen during the process of protein synthesis.

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