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WAEC Biology 2007 Question 56

Question 56

Mendelian Inheritance

An albino man marries a normal woman (homozygous for skin pigmentation). What is the probability that the people could have an albino child?

  1. A.0%
  2. B.0.5%
  3. C.25%
  4. D.60%
Show the answer and explanation

Answer: A (0%)

Explanation

The woman (AA) gives only the normal allele, so every child is Aa: a carrier but normally pigmented.