4. Red-green color blindness (b) is a recessive sex-linked trait. A colorblind male marries a normal
female. Their daughter is colorblind. To receive credit answer the questions and complete the
Punnett Square.
a)What are the genotypes of both parents and the daughter?
b) Can a colorblind father have daughters who are not colorblind? Explain.
c) If a normal sighted woman whose father was color-blind marries a color-blind man, what is the
probability that they will have a color-blind child?