Principles of Genetics
Quick practice
Question 1 of 3
In a progeny of a cross, if they phenotypic and genotypic ratios are 1: 1, then the cross is most likely between the parents who are
A
One parent heterozygous and one homozygous recessive
B
One parent heterozygous and one homozygous dominant
C
Both heterozygous
D
Both parents homozygous recessive
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