Question

Evaluate A red-flowered plant was crossed with a white-flowered variation of the plantation of the plant. All of the flowers on the next generation of plants were red. Decide which flower colo is recessive for this plant and which is dominant.

Answer 1

Answer: The red is dominant and the white is recessive.

Explanation: The allele for the red flower color "covered up" the allele for the white flower color. The recessive allele is always the hidden one. The genotype would have looked like thi: Rr.