Question

A trait has two alleles, represented by `p` and `q`. If `p=0.89`, what is `q`?

Answer 1

`q=0.11`

Explanation:

According to the Hardy-Weinberg principle, the sum of the two alleles must be 1.

`p+q=1`

Subtract `p` from both sides.

`q=1-p`

`q=1-0.89`

`q=0.11`