Which Statement About a Test Cross Is Not True

question 123

Multiple Choice

Which statement about a test cross is not true?

• A) It tests whether an unknown individual is homozygous or heterozygous.
• B) The test individual is crossed with a homozygous recessive individual.
• C) If the test individual is heterozygous, the progeny will have a 1:1 ratio.
• D) If the test individual is homozygous, the progeny will have a 3:1 ratio.
• E) Test cross results are consistent with Mendel's model of inheritance for unlinked genes.