Question #6423053Single Choice

Biology

Question

Which observation would suggest that two genes do not assort independently?

Options

A
    A 9:3:3:1 phenotypic ratio in a dihybrid cross.
B
    A 1:1:1:1 phenotypic ratio in a test cross.
C
    A significant excess of parental phenotypes compared to recombinant phenotypes.
D
    Equal proportions of all phenotypic combinations in offspring.

Answer & Analysis

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