if colorblind male marries a colorblind female carrier, will there be chances that they will produce a child who has normal vision? why or why not?

Explanation:

Colour-blind man (X

c

Y) and normal woman (XX) can not have a colour-blind son as it is an X-linked recessive trait and is inherited by criss-cross inheritance. To have a colour-blind son, the mother should be a carrier (X

c

X) or affected (X

c

X

c

) so as to pass the affected X chromosome to son.

Therefore, the correct answer is option C.

a

explanation:

lesson summarykaryotypes a genome is the full set of all the genetic information that an organism carries in its dna. chromosomes arebundles of dna and protein found in the nucleus of a eukaryotic cell.