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Evolution — BIOLOGY STD 12 Science — Question

Bihar BoardEnglish MediumSTD 12 ScienceBIOLOGYEvolution1 Mark
MCQ
Theory of natural selection dwells on:
  • A
    Role of environment in evolution.
  • B
    Natural selection acting on favourable variations.
  • C
    Changes in gene complex resulting in heritable variations.
  • D
    None of the above.
✓

Answer

  1. Natural selection acting on favourable variations.

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