The color of Siamese cats is controlled by
A)multiple alleles.
B)quantitative inheritance.
C)incompletely dominant genes.
D)nondisjunction.
E)variation in temperature, with cold temperature producing dark fur.

Question

Quizplus · Accepted Answer

The color of Siamese cats is controlled by a temperature-sensitive allele, which means that the colder parts of the cat's body (extremities) produce darker fur due to increased pigment production. This is an example of environmental influence on gene expression, not genetic inheritance.

The Color of Siamese Cats Is Controlled by