Q: If R is dominant to r, how many different phenotypes are present in the progeny of a cross between Rr and Rr and in what ratio? How many and in what ratio if there is no dominance between R and r.
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7
Answer:
The allele that produces red flower color (R) is not completely expressed over the allele that produces white flower color (r). The result in the heterozygous genotype (Rr) is a phenotype that is a mixture of red and white, or pink
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can't get you
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