Chapter 6-7 Evolutionary, Behavior Flashcards Preview

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Flashcards in Chapter 6-7 Evolutionary, Behavior Deck (28):
1

Environment

Every non genetic influence, from prenatal nutrition to the people and things around us

2

Behavior genetics

The study of the relative power and limits of genetic and environmental influences on behavior

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Chromosomes

Threadlike structures made of DNA molecules that contain the genes

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DNA

A complex molecule containing the genetic information that makes up the chromosomes

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Genes

The biochemical units of heredity that that make up the chromosomes

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Genome

The complete instructions for making an organism, consisting of all the genetic material in that organism's chromosomes

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Identical twins

Twins who developed from a single fertilized egg that splits in two- genetically identical

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Fraternal twins

Twins who develop from separar fertilized eggs.

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Heritability

Refers to the extent to which differences among people are attributed to genes

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Interaction

When the effect of one factor depends on another (in relation to environment and genetics)

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Molecular genetics

The subfield of biology that studies the molecular structure and function of genes

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Evolutionary psychology

The study of the evolution of behavior and the mind using principals of natural selection

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Natural selection

The principle that traits that lead to increased reproduction and survival will most likely be passed on to succeeding generations

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Mutation

A random error in gene replication that leads to a change

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Culture

The enduring behaviors, ideas, attitudes, values etc shared by a group of people and passed on through generations

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Personal space

Buffer zone we like to maintain around our bodies

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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.

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Collectivism

Giving priority to the goals of ones group and defining ones identity accordingly- opposite of individualism

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Aggression

Physical or verbal behavior intended to hurt someone

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X chromosomes

Sex chromosomes found in both men and women; male one, female two

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Y chromosomes

The sex chromosomes found only in males.

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Testosterone

The most important of the male sex hormones. Both male and females have it

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Role

A set of expectations (norms) about a social position

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Gender role

A set of expected behaviors for males and females

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Gender identity

Ones sense of being male or female

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Gender-typing

The acquisition of a traditional masculine or feminine role.

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Social learning theory

The theory that we learn social behavior by observing and imitation and by being rewarded or punished

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Gender schema theory

The theory that children learn from their cultures a concept of what it means to be male and female and that they adjust their behavior accordingly