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JAMB Biology 1998 Question 39

Question 39

Variation

After one week of life, the weights of five chicks of the same sex hatched simultaneously from the eggs of the same hen and fed on the same diet were 45g, 40g, 35g, 33g, and 30g. This is an example of

  1. A.growth rate
  2. B.natural selection
  3. C.variation
  4. D.mutation.
Show the answer and explanation

Answer: C (variation)

Explanation

Chicks of the same parents, age and diet still differ in weight; these differences are variation.