Question

In cats, coat color is determined by W or w alleles. The allele for white color...

In cats, coat color is determined by W or w alleles. The allele for white color (W) is dominant over orange color (w). A white male cat and an orange female cat have 4 kittens. Two of the kittens have white fur and two kittens have orange fur.

Homework Answers

Answer #1

Answer- In the given case white male cats are heterozygous.

Explanation-

The female cat can be orange only in homozygous condition (because orange allele is recessive) i.e., with genotype- ww

Any cat can become white either in homozygous or in heterozygous condition, i.e., with genotype- Ww or WW (because white allele is dominant)

In the given case all white cats are heterozygous (i.e., having genotype-Ww), which can be explained by following cross-

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