When estradiol and progesterone are injected in rats, it artificially raises the levels of these two hormones:
A)male rats will display characteristic sexual signaling behaviors
B)female rats will display indifference or hostility toward a sexually active male
C)female rats will display characteristic sexual signaling behaviors
D)male rats will display indifference or hostility toward a sexually active female

Question

Quizplus · Accepted Answer

When estradiol and progesterone are injected into female rats, it artificially raises the levels of these hormones, mimicking the hormonal levels during the estrous cycle. Female rats will display characteristic sexual signaling behaviors, such as lordosis or presenting to a male for copulation. In contrast, male rats require testosterone to display characteristic sexual signaling behaviors, such as mounting or performing intromissions. Therefore, male rats injected with estradiol and progesterone will not display typical sexual signaling behaviors.

When Estradiol and Progesterone Are Injected in Rats, It Artificially