A colour blind man (XC Y) has a colour blind sister (XCXC) and a normal brother (XY). What is the genotype of father and mother?

Question

A colour blind man (XC Y) has a colour blind sister (XCXC) and a normal brother (XY). What is the genotype of father and mother? (A) XCY , XCXC (B) XCY , XCX (C) X Y, XC XC (D) X Y ,XCX

Tardigrade Admin · Accepted Answer

Correct answer is (b) XCY , XCX

Q. A colour blind man $(X^{C} Y)$ has a colour blind sister $(X^{C} X^{C})$ and a normal brother $(X Y)$ . What is the genotype of father and mother?

$X^{C} Y, X^{C} X^{C}$

$X^{C} Y, X^{C} X$

$X Y, X^{C} X^{C}$

$X Y, X^{C} X$

Correct answer is (b) $X^{C} Y, X^{C} X$

Q. A colour blind man (XCY) has a colour blind sister (XCXC) and a normal brother (XY). What is the genotype of father and mother?

XCY,XCXC

XCY,XCX

XY,XCXC

XY,XCX