A woman at a train station sees a family with five boys. The occurrence of five boys in this family is likely the result of a mutation in one of the X chromosomes of the mother that impacts the survival of female embryos in the womb.

Question

Quizplus · Accepted Answer

The statement is not accurate. The occurrence of five boys in a family can happen due to chance and is not necessarily related to a mutation in the X chromosome of the mother. The probability of having five boys in a row is (1/2)^5 or 3.125%, which is a rare but possible occurrence.

A Woman at a Train Station Sees a Family with Five