Multiple choice

Which of the following disorders shows criss-cross inheritance?

  1. Haemophilia

  2. Night blindness

  3. Erythroblastosis foetalis

  4. Baldness

  5. None of these

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

In haemophilia and colour blindness, the trait can pass from father to his grandsons, but not to sons.