Question

Being color bind is an X-Linked Recessive trait. What are the genotype possibilities for a girl who is colorblind (XB or Xb )?

What are the possible genotype(s) for her father?

What are the possible genotype(s) for her mother?

What are the possible genotypes for a boy who is colorblind?

What are the possible genotype(s) for his father?

What are the possible genotype(s) for his mother?

Answer 1

Explanation: XX because she is female. Since she is not color blind one of the pair has to be XC. Since she is a carrier of color blindness she has to have the recessive gene as well, so the other has to be Xc.