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
1
Expert's answer
2017-06-15T06:15:10-0400
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.

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