In a flowering plant species, red flower color is dominant over white flower color. What is the genotype of any red-flowering plant resulting from this species?

A) red and white alleles present on one chromosome

B) red and white alleles present on two chromosomes

C) a red allele present on both homologous chromosomes

D) a red allele present on at least one of two homologous chromosomes

Question

Karson Berg

4 March, 07:54

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Answers (1)

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Josephine Middleton · Answer 1

D

For a dominant allele to be present in the phenotype, it must be present on at least one of the homologous chromosomes in the genotype.