Question

In camellia plants, flower color is controlled by a single gene with codominant alleles. A camellia plants with red flowers (RR) is crossed with a camellia plant with white flowers (WW). What are the expected phenotypes of the offspring of this cross?

A.
All will have pink flowers.
B.
All will have red flowers.
C.
Half will have red flowers and half will have white flowers.
D.
All will have both red and white flowers.

Answer 1

Answer: D. All will have both red and white flowers.

Explanation: Codominant alleles mean that both phenotypes are simultaneously expressed in an organism. Therefore, both red and white flowers would be seen.