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WAEC Biology 2014 Question 40

Question 40

Variation

Characteristics that exhibit continuous variation are generally controlled by

  1. A.a single gene.
  2. B.recessive genes.
  3. C.epistatic interactions.
  4. D.multiple genes.
Show the answer and explanation

Answer: D (multiple genes.)

Explanation

Continuous traits like height are controlled by many genes (polygenes) acting together.