Answer to Question #68841 in Genetics for Sundria
Question #68841
2. A chestnut trotter was test crossed. All of the offspring were chestnut trotters.Give the probable genotypes of all individuals
Expert's answer
Dominant phenotype in all offspring resulting from test cross indicates the the parent with dominant phenotype is homozygous.
Thus, the test-crossed chestnut trotter had genotype TT, the organism, with which it was crossed had genotype tt, and their offspring were all Tt.
Thus, the test-crossed chestnut trotter had genotype TT, the organism, with which it was crossed had genotype tt, and their offspring were all Tt.
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