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Evolution — BIOLOGY STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 ScienceBIOLOGYEvolution1 Mark
MCQ
Artificial selection to obtain cows yielding higher milk output represents.
  • A
    Stabilizing selection as it stabilizes this character in the population.
  • ✓
    Directional as it pushes the mean of the character in one direction.
  • C
    Disruptive as it splits the population into two, one yielding higher output and the other lower output.
  • D
    Stabilizing followed by disruptive as it stabilizes the population to produce higher$-$yielding cows.
✓

Answer

Correct option: B.
Directional as it pushes the mean of the character in one direction.

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