The textbook features studies by researchers who have studied personality traits and brain activity by taking fMRI scans of participants' brains while the participants watched positive and negative images. Those who scored on a standard personality test showed greater reactivity to positive images, especially in areas that control emotion, whereas those who scored on the same test showed more brain activation in response to negative images.

Persuaded congress to adopt the missouri compromise in 1820. 1.) henry clay 2.) white southerners 3.) northerners 4.) thomas jefferson

Most sociologists agree that: a. culture is central in shaping gender roles, but only in preliterate societies. b. biological factors have some influence, but cultural factors are more important determinants of gender roles. c. biological factors are influential in determining gender roles, but only in industrial or complex societies. d. biological factors only explain differences between men and women with regard to aggression and disease. e. there is no difference between the influences of culture or biology on the development of gender roles, as they are unpredictable.

Which organelle is marked with an x?