Which Statement About Sexual Differentiation and Behavior of the Fruit

question 184

Multiple Choice

Which statement about sexual differentiation and behavior of the fruit fly Drosophila melanogaster is false?

• A) Male and female fruit flies have the same dsx and fru gene products.
• B) The gene fruitless (fru) controls development of male courtship behavior in Drosophila.
• C) The genes fruitless and doublesex are part of gene cascades that control sexual differentiation.
• D) Gene cascades offer many points for a change in a single gene to influence behavior.
• E) The gene doublesex (dsx) controls development of male anatomy in Drosophila.

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