Psychology Unit 2 and 3 Test

A stretch of DNA that determines our phenotype and in return influences how we develope.

• Darwin
• Organisms must genetically fit with the environment

Uses the principles of Evolution to determine why we develope certain traits by seeing how they would be addaptively beneficial

• Criticism:
• 1. Circular and Untestable
• 2. there are alternate explanations; people in industrial societies are less reliant on internal factors for survival than outward.

• Nature
• Nurture: The environment of the subject
• How it is studied: Twin Studies: Identical twins monozygote splits; Fraternal Twins dizygote

• Tries to determine what aspects are due to genes and what to the environment
• Can't study genes in isolation only in environment

• Traits can change even if it is genetically influenced.
• If you are predisposed towards anger it doesn't mean you must be angry.

• Mostly stable way of emotionally reacting
• Easy; Difficult; slow to adapt
• Environment has little effect on temperament

• Culture: Ideas, behaviors, attitudes and traditions exhibited by large group of people; cultures more alike than different
• Parents necessary for early survival; Peers necessary for lifelong survival

• Zygote: conception to two weeks; multicell ball attatches to uterus wall
• Embryonic: 2wk - 8wk; babies gender
• Fetal: 8wk - birth

• Social rules about how different sexes should behave
• No gender roles in nomadic society but in agricultural there are