Stabilising selection

  1. has no effect
  2. favours both extremes
  3. favours one extreme
  4. favours intermediate phenotypes and reduces the range
Answer

D) favours intermediate phenotypes and reduces the range

Extremes are selected against. AS & A Level Biology · Topic 17 Selection and Evolution · 17.2 Natural and artificial selection

Biology MCQ · More A Level Biology: Selection and evolution MCQs · Practise