English

Colchicine brings about ______.

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Question

Colchicine brings about ______.

Options

  • chromosome aberrations

  • duplication of chromosomes

  • gene mutations

  • quick replication

MCQ
Fill in the Blanks
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Solution

Colchicine brings about duplication of chromosomes.

Explanation:

Colchicine prevents spindle-fibre formation, so chromosomes fail to separate and their number may double in the cell. It is not used to cause gene mutations, quick replication or chromosome aberrations.

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Chapter 13: Plant Breeding to Enhance Food Production - EXERCISES [Page 724]

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Sarita Aggarwal Biology [English] Class 12 ISC
Chapter 13 Plant Breeding to Enhance Food Production
EXERCISES | Q I. 3. | Page 724
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