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WAEC Biology 1996 Question 50

Question 50

Variation

Which of these is not a hereditary variation?

  1. A.Infant paralysis
  2. B.Blood group
  3. C.Sickle cell
  4. D.Shape of face and nose
  5. E.Colour of hair
Show the answer and explanation

Answer: A (Infant paralysis)

Explanation

Infant paralysis (polio) is caused by a virus, not inherited.