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Principles of Inheritance and Variation — BIOLOGY STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 ScienceBIOLOGYPrinciples of Inheritance and Variation1 Mark
MCQ
Polyploidy can be induced by the application of:
  • A
    Auxin
  • B
    Kinetin
  • C
    Colchicine
  • D
    thylene
✓

Answer

  1.  Colchicine

Explanation:

Colchicine arrests mitotic division, whereas duplication of chromosome will continue.

Thus, the ploidy level increases by the application of colchicine. 

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