Psych Prelim 2 Notes

Psych Prelim 2 Notes - Psych Prelim 2 Notes Mod 6-7...

Info iconThis preview shows pages 1–3. Sign up to view the full content.

View Full Document Right Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: Psych Prelim 2 Notes Mod 6-7 Environment- every nongenetic influence, from prenatal nutrition to the people and things around us. Behavior Genetics- the study of the relative power and limits of genetic and environmental influences on behavior. Chromosomes- threadlike structures made of DNA molecules that contain the genes. DNA- a complex molecule containing the genetic info that makes up the chromos. Genes- the biochemical units of heredity that makes up the chromos; a segment of DNA capable of synthesizing a protein. Genome- the complete instructions for making an organism, consisting of all the genetic material in that organism’s chromos. Identical Twins- twins who develop from a single fert. egg that splits in two creating two genetically identical organisms. Frat. Twins- twins who develop from separate fert. eggs. they are genetically no closer than brothers and sisters, but they share a fetal environment. Temperament- a person’s characteristics emotional reactivity and intensity. Heritability- the proportion of variation among individuals that we can attribute to genes. The heritability of a trait may vary, depending on the range of populations and environments studied. Interaction- Occurs when the effect of one factor(such as environment) depends on another factor(such as heredity.) Molecular Genetics- the subfield of bio that studies the molecular structure and function of genes Evolutionary Psychology- study of evolution of behavior and the mind, using principles of natural selection Natural Selection- principle that, among the range of inherited trait variations, those that lead to increased reproduction and survival will most likely be passed on to succeeding generations Mutation- a random error in gene replication that leads to a change Gender- biological and social influenced characteristics by which people define male and female Culture- enduring behaviors, ideas, attitudes, values, and traditions shared by a group of people and transmitted from one generation to the next Norm- an understood rule for accepted and expected behavior. Norms prescribe “proper” behavior Personal Space- buffer zone we like to maintain around our bodies Individualism- giving priority to one’s own goals over group goals and defining one’s identity in terms of personal attributes rather than group identifications Collectivism- giving priority to the goals of one’s group and defining one’s identity accordingly. Aggression- Physical or verbal behavior intended to hurt someone X Chromo- sex chromo found in both men and women. Females have two x chromos; males have one. An x chromo from each parent produces a female child. Y Chromo- found only in males. When paired with and x chromo it produces a male child....
View Full Document

{[ snackBarMessage ]}

Page1 / 13

Psych Prelim 2 Notes - Psych Prelim 2 Notes Mod 6-7...

This preview shows document pages 1 - 3. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online