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Biology, 04.03.2021 21:50 trodrickwilliams2019
The ability of a person to roll his or her tongue is dominant in the human population. A person who is heterozygous for tongue-rolling would have all of the following except__.
A. The ability to roll his or her tongue.
B. One dominant allele and one recessive allele
C. A genotype that would be written Tt.
D. A phenotype that is recessive.
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