Color Blindness

Canada
March 5, 2007 12:06pm CST
Why is color blindness more frequent in boys?
1 response
alluwanted
@alluwanted (10)
• India
5 Mar 07
It is due to the X-chromosome. men have only one X-chromosome, while women have 2 X-Chromosome! So women get colorblindness, when both x-chromosomes are affected. Ramesh The Human Search Engine alluwanted.com