Refer to the Figure Showing a Series of Experiments Carried

question 139

Multiple Choice

Refer to the figure showing a series of experiments carried out on female rats. Based on the figure, which statement about sex steroids and rat sexual behavior is false?

• A) In treatment 3, a female rat at point E would not show female sexual behavior (lordosis).
• B) In treatment 2, a female at point D would have a masculinized nervous system.
• C) In treatment 3, a female rat at point F would show male sexual behavior.
• D) The brain of a newborn female rat does not require exposure to estrogen for female sexual behavior to develop.
• E) Estrogen in adulthood is needed to activate female sexual behavior.

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