Admission test for the degree course in medicine and surgery 2012-2013

Domanda 50 di 80

In a set of genetic crosses the offspring produced showed the same phenotype ratio of 9:3:3:1. Which of the following statements could be true? 1. two genes each with two alleles were studied 2. all parents were heterozygous 3. some offspring had a phenotype different to the parents 4. some offspring had a phenotype the same as the parents