The orange and black coat colors of cats are controlled by a

The orange and black coat colors of cats are controlled by an X-linked gene with two alleles: O = orange and o = black. Oo females are “calico” (black and orange patches). Two cats mate and have 2 orange males, 2 black males, 2 orange females and 3 calico females. The parents\' genotypes are:

mom is oo, dad is O

Solution

XOXo (calico) x     XOy (black) XO y XO XOXO (orange female) XOy (orange male) Xo XOXo (calico female) Xoy (black male) The ratio is 1:2:1 of calico:orange:black The mom is Oo and dad is O