Earlier quoted context omitted.
Offtopic, but why is there such a disparity in the percentage of colour blind people between the male and the female population?
"It is sex-linked: genetic red-green color blindness affects males much more often than females, because the genes for the red and green color receptors are located on the X chromosome, of which males have only one and females have two. Females (XX) are red-green color blind only if both their X chromosomes are defective with a similar deficiency, whereas males (XY) are color blind if their single X chromosome is def…
[1]https://ghr.nlm.nih.gov/chromosome/X
(There are some genetic disorders where an organism have 3 of one chromosome. Trisomy its called.)
Which X is inactive is somewhat random however so it seems that it reduces the instance of color blindness.