If purple flower color is dominant in pea plants, a cross between true breeding P generation purple and white plants will result in ____. A) all white flowers in the F₁generation B) all purple flowers in the F₁generation C) all purple flowers in the F₁generation, but a lighter purple than in the parents D) mostly purple flowers in the F₁generation, with an occasional white flower E) half of the plants having purple flowers and half having white flowers

Question

Quizplus · Accepted Answer

In Mendelian genetics, when a true-breeding (homozygous) dominant trait is crossed with a true-breeding recessive trait, all offspring in the F1 generation will express the dominant trait, hence all purple flowers.

If Purple Flower Color Is Dominant in Pea Plants, a Cross