Question

Colour blindness is a sex linked-linked disorder.

Caused by the alleler on the X chromosome. The Y
chromosome does not have a gene for this
disorder. Draw a punnet square to show how two
people without colour blindness can have a child
with
PLEASE HELP

Answer 1

The mother could be a carrier (x^h x) which would result in a 50% change 1 of her sons (x^h y) which I have written in blue, could be colorblind