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JAMB Biology 1982 Question 9

Question 9

Mendelian Inheritance

If a tall man (TT) marries a dwarf woman (gg) and they have four male children, the offspring will be

  1. A.all short
  2. B.three short and one tall
  3. C.two short and two tall
  4. D.one short and three tall
  5. E.all tall.
Show the answer and explanation

Answer: E (all tall.)

Explanation

The father is homozygous tall, so every child gets a dominant tall allele and all four are tall.