Exam 4: Genes, evolution, and Behaviour

Evidence for heritable components in dyslexia have been found in _______________ studies.

According to the Minnesota Twin Study,which of the following factors was least important in determining personality?

Based on Hans Eysenck's work on genetic components of personality,research has shown that the personality trait neuroticism is related to increased action of the neurotransmitter __________.

___________ is a personality trait that may provide an adaptive advantage as it helps in group survival and the care of children.

An animal researcher inserts into the body of a mouse a genetic substance that is designed to prevent neurons from responding to dopamine.The researcher then observes the mouse to determine the impact of the absence of dopamine on the mouse's behaviour.This researcher has just utilized what is called the:

Which of the following was NOT mentioned as a factor contributing to the differences in personality traits in identical twins?

A biological _________________ sets the limits for a particular trait.

Genetic determinism states that genes have invariant and unavoidable effects.

Which type of mating system is most common in North American society?

Researchers who believe in the concept of a reaction range are most likely to argue that intelligence:

Two people both have the dominant genes for brown hair but one has light brown hair and the other has dark brown hair.This difference reflects differences in _________.

Regardless of their ethnic or religious background,research on what men and women look for in a mate showed that women and men both tended to report the greatest preference for mutual attraction and love over _______.

A genetically determined trait may have an upper and lower limit,and the environment may determine the exact level of the trait that ultimately gets expressed.This is referred to as the concept of _________.

Unlike the blueprints for a house,a person's genetic blueprint is not observable.Identical twins may have the same genotype but given different environmental influences,their ________ may be quite unique.

The change over time in the frequency with which particular genes occur within an interbreeding population is referred to as:

The concept of a reaction range emphasizes the fact that genetic and environmental factors interact to influence behaviour.

Adoption studies have found that people with schizophrenia:

The evolutionary perspective might argue that men prefer characteristics in women like clear smooth skin,physical health,and high energy level because they are associated with future reproductive potential and ___________.

Women in all cultures tend to marry older men because older men have greater access to __________.

Across cultures,with respect to gender differences in mate preferences there is _________.