Exam 4: Genes, Evolution, and Behaviour

Dr. Jennings is interested in studying the heritability of jealousy. So he conducts a twin study and concludes that the heritability coefficient is -1.95. What does this mean?

Dominance hierarchies present in social animals lead to

The greatest similarity in intelligence scores for different family relations is between mothers and their firstborn children.

The idea that genes have invariant and unavoidable effects that can't be altered is called _______________.

Siblings (brothers and sisters) have a 50% chance of sharing the same gene with one another.

The specific genetic makeup of an individual is referred to as the

Adoption studies have found that people with schizophrenia are

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

Genetic determinism is not a useful view to hold because

Dr. Galton holds strong beliefs about the genetic basis of intelligence. He believes that intelligence is almost completely determined by genes and therefore, we should not waste public money trying tom train those individuals who are less intelligent. To him, this seems proper and good. Dr. Galton's position is an example of

When working on a group project, Trisha helps to gain the information needed to complete the project and the group receives an A + on the project. Trisha's behaviour is an example of

From an evolutionary perspective, attaining positions of dominance and selecting mates may be attributed to the personality traits of ________________ helpful in.

Which of the following has a heritability level of 0.42 to 0.57?

A change in gene frequency is typically the result of evolution. However, it could simply be due to

In addition to intelligence, reaction ranges may exist for which of the following areas of study?

Domain-specific adaptations refer to adaptations related to

You are measuring the trait of friendliness in a set of 100 fraternal twins. You notice that for almost all of the twins, when one is high on this measure, the other twin may be high or low. We would say that the trait of friendliness has

Consider the research on gender preferences for the ideal mate from the large study (Buss), where 50 scientists administered questionnaires to women and men from 37 cultures around the world. The results of this study found that

Explain what parental investment is and how it explains different mating systems and differences in physical size between the sexes.

Tina receives a gene for blue eyes from her mother and a gene for blue eyes from her father. What colour will her eyes be?