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JAMB Biology 2004 Question 43

Question 43

Mendelian Inheritance

In a Mendelian cross of red and white varieties of the four o'clock plant, the F1 generation expresses incomplete dominance by having flowers which are

  1. A.white
  2. B.red
  3. C.pink
  4. D.multicoloured
Show the answer and explanation

Answer: C (pink)

Explanation

With incomplete dominance neither allele fully masks the other. Red × white gives pink flowers in between.