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Question: the color of sunflower pollen can be orange yellow or...

Question details

The color of sunflower pollen can be orange, yellow, or white. Crosses reveal that true-breeding orange is dominant to both yellow and white. However, a cross between true-breeding white plants and true-breeding yellow plants produced F1 plants with orange pollen. After self-fertilization of these F1 plants, the F2 progeny were found to be in a ratio of 9 orange: 4 white: 3 yellow. What type of inheritance is suggested by these results?

A.

Dependent assortment

B.

Codominance

C.

Dominant epistasis

D.

Recessive epistasis

E.

Incomplete dominance

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