A dihybrid testcross should always result in at least 50% of the progeny being recessive for both traits.

Name: A dihybrid testcross should always result in at least 50% of the progeny being recessive for both traits.
Brand: Quizplus
Rating: 4.7 (57 reviews)

Question

Quizplus · Accepted Answer

A dihybrid testcross involves crossing a dihybrid organism (heterozygous for two traits) with a double recessive organism. The expected phenotypic ratio is 1:1:1:1, meaning 25% of the progeny should be recessive for both traits, not 50%.

A Dihybrid Testcross Should Always Result in at Least 50