Answer to Question #293522 in Genetics for Nana

Question

Sometimes, two alleles are neither dominant nor recessive, therefore, both alleles are expressed separately in a heterozygous individual. This is called codominance. Which of the following is an example of codominance?

In guinea pigs, black hair is dominant over white hair. A homozygous black guinea pig is crossed with a homozygous white guinea pig. The first generation of offspring are black.

If you cross a plant with blue flowers with a plant with yellow flowers, the offspring will have blue flowers with yellow spots.

If you cross a rhododendron plant with red flowers with a rhododendron plant with white flowers, the offspring will have pink flowers.

A white female cat mates with a brown male cat. The resulting offspring are orange.

Answer 1

If you cross a plant with blue flowers with a plant with yellow flowers, the offspring will have blue flowers with yellow spots.