Your sister-in-law frequently comments on how many traits you seem to have in common with your eight-year-old niece.You share your extensive knowledge on genetics and explain that the chance you share an allele with your niece is ____.
A)one sixteenth
B)one eighth
C)one fourth
D)one half

Question

Quizplus · Accepted Answer

According to the laws of inheritance, each parent passes on half of their alleles to their offspring. Therefore, since your sibling (your niece's parent) shares half of their alleles with you, there is a 50% chance that you share an allele with your niece. This chance would be 25%, or one fourth, if we were only considering a specific allele at a certain gene locus.

Your Sister-In-Law Frequently Comments on How Many Traits You Seem