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WAEC Biology 2009 Question 50

Question 50

Variation

An example of continuous variation is

  1. A.fingerprint.
  2. B.tongue rolling.
  3. C.blood grouping.
  4. D.body size.
Show the answer and explanation

Answer: D (body size.)

Explanation

Body size shows a smooth range of values with many in-between forms, which is continuous variation; the others fall into clear-cut groups.