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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
Mutation is:
  • A
    A change that is inherited
  • B
    A change, which affects the parents only but never inherited
  • C
    A change, which affects the offspring of F2​, generation only
  • D
    A factor responsible for plant growth
✓

Answer

  1. A change that is inherited

Explanation:

A mutation is a change that occurs in our DNA sequence, either due to mistakes when the DNA is copied or as the result of environmental factors such as UV light and cigarette smoke. Mutations are inherited and affects all generations. It is not responsible for plant growth.

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