Lab: Mouse Genetics (One Trait) Answers

The color of the fur is the .

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the recessive allele must be for fur.

For this lab, assume that the allele for black fur is dominant. This allele’s symbol is .

The allele for white fur is recessive. This allele’s symbol is .

Generalize: If either allele is the

allele for a trait, the organism will exhibit that trait. An organism will express the recessive trait only when recessive

.

().

The original mice that you cross are called the .

A mouse has alleles for both black fur and white fur The mouse has because the dominant allele, B, is always expressed.

The offspring from that cross are called the .

Check all correct elements below that you included in your question.

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A mouse has alleles for both black fur and white fur The mouse has because the dominant allele, B, is always expressed.