When a black cat (BB) mates with a gray cat (BW), the chance the offspring will be white is 0% (zero).
Genotype may be defined as the ultimate combination of alleles of those genes which are selected for specific studies.
When a black cat (BB) mates with a gray cat (BW), it produces offspring with the genotypes BB, BW, BB, and BW. None of them are WW (white).
The Punnett square of the given cross is illustrated below:
Therefore, it is well described above.
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