Unformatted text preview: Activational effects: the activation of a physiological or behavioral system that is already in place to cause a hormone-dependent response Organizational effects: the permanent imprinting of systems underlying behaviors after pre or perinatal exposure to hormones. *Often, both of these are involved in the production of complex behaviors! SEXUAL DIFFERENTIATION VISUAL For courtship behavior, it appears that females are demasculinized early in life. So, exposure to estrogen early on takes away males traits, leaving female traits behind....
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- Spring '09