The red color of the corolla in pea flowers dominates over white. A heterozygous pea plant with red flowers

The red color of the corolla in pea flowers dominates over white. A heterozygous pea plant with red flowers was crossed with a homozygous plant with flowers of the same color. Determine what the genotype and phenotype of the offspring will be.

Let us designate the gene responsible for the development of the red corolla in peas as B, and the gene for the white corolla of this plant as b.

Heterozygous peas with a red corolla, according to the introduced designations, will be Bb. It produces two types of germ cells – B and b. Homozygous peas with a red corolla – BB, produces the same type of germ cells B. The offspring from crossing such plants will be phenotypically uniform – all plants in F1 will have a red corolla due to two variants of genotypes – homozygous BB (50%) and heterozygous Bb (50%) …



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