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Q In cat one sena r Cot olac s X-lin bed Male catsare eithee al blact er all sta

ID: 280270 • Letter: Q

Question

Q In cat one sena r Cot olac s X-lin bed Male catsare eithee al blact er all stanye, dependny on uhirh llel the have ve emales are ether all black all rane hortvise she l patches af black and orange), ceselting from andam X-chmsoe inachiust w he trtse Shell coat ergenotnpe. Tu dats are ated and tle felleing rthia ot phenohype) are seen in the off spring of the mahns ofthe female tittens, ½ are to(to i se shell, ½are black of te male titens, are blact and y are orange what are enhy pes and phenhy pe that prodced hettens ahove? oi the parat ats

Explanation / Answer

In female kittens, half are tortoise shell (Xx) and half are black (XX). Among male kittens, half are black (X_) and half are orange (x_).

The parents should be female tortoise shell (Xx) and males are black (X_). This can be represented in the following punnet square.

Female parent - tortoise shell with genotype Xx

Male parent - black shell with genotype x_

X x X XX Xx _ X_ x_