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If a pigeonhomozygousfor the grouse allele mates with a heterozygous pigeon, the expected frequency of the feathery-legged (grouse) phenotype in the offspring will be 0%. The correct answer is A.If a pigeon is homozygous for the no grouse allele, it means that it carries two copies of the dominant allele, which masks the expression of the recessive grouse allele.On the other hand, aheterozygouspigeon has one copy of the no grouse allele and one copy of the grouse allele.In this case, the no grouse allele is still dominant and masks the expression of the grouse allele, but the grouse allele can be passed on to its offspring.Therefore, when a homozygous pigeon for the no grouse allele (NN) mates with a heterozygous pigeon (Nn), alloffspringwill inherit one copy of the no grouse allele from the homozygous parent and one copy of either the no grouse or the grouse allele from the heterozygous parent.The possible genotypes and their corresponding phenotypes are as follows:NN (no grouse allele) = no grouse phenotypeNn (no grouse allele) = no grouse phenotypeNn (grouse allele) = no grouse phenotypenn (grouse allele) = grouse phenotypeSince the no grouse allele is dominant, all offspring with at least one copy of this allele will exhibit the no grousephenotype.Therefore, the expected frequency of the feathery-legged (grouse) phenotype in the offspring is 0%, and the correct answer is A) 0%.For more such answers onallelesbrainly.com/question/23516288#SPJ11QuestionThe no grouse allele is dominant over the grouse allele. If a pigeon homozygous for the no grouse allele mates with a heterozygous pigeon, what is the expected frequency of the feathery-legged (grouse) PHENOTYPE in the offspring?A) 0% B) 50% C) 75% D) 100%...