Exam 4: Genes, Evolution, and Behaviour

The extent to which variation among a group of people can be attributed to genetic factors is estimated by the:

Twin studies typically compare monozygotic or ________ twins with dizygotic or ________ twins.

Which of the following statements about genetic transmission from parents to offspring is true?

A mother risks her own life by rushing into a burning house to save her son.According to the kin selection theory,she is most likely performing this altruistic behaviour because _______.

The difference between altruism and cooperation is that in altruism:

One of the functions of aggression is to establish dominance hierarchies.

Genetic determinism is not a useful view to hold because:

When working on a group project,Trisha helped one group member complete his part of the project but in the process did not do as well as she could have on her own.In this example,Trisha's behaviour is an example of:

An adoption study examining the heritability of criminal behaviour found that people who had biological parents and adoptive parents who both had criminal records were the most likely to be criminals themselves.This example was presented to demonstrate:

Correlations in intelligence scores for several types of family relations (e.g. ,twins,siblings)show that ________________ show the greatest similarity in intelligence.

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

Research has shown that across cultures,with respect to ratings of attractiveness in women,men show ____.

A chromosome is:

Research conducted with twins indicates that genetic factors appear to account for approximately 39 to 58 percent of the variation in personality traits,while unique or individual environments account for about _________.

Research examining males' ratings of female physical attractiveness has found:

All of the following are gender differences with regard to important characteristics for dating partners and spouses EXCEPT:

Evolutionary theorists argue that we find symmetrical faces to be most attractive because it is an indication of good health.

Although genetic factors are considerably important,they appear to account for about a certain percentage of the IQ variation within a group.This percentage ranges from _________________.

Evolutionary theorists argue that women prefer older men because they are more likely to have:

Techniques in which pieces of DNA from an organism are combined with DNA from other organisms and then allowed to proliferate in a new host organism are called: