Exam 4: Genes, Evolution, and Behaviour

Discuss how genetic transmission occurs. Include in your answer an explanation of genotype, phenotype, dominant and recessive traits, and polygenic transmission.

Chimpanzees and humans are unique in their tendencies toward aggressive behaviour in that they

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 _________________.

If genetics are important in determining an individual's personality, then we would expect that if Jim is an outgoing, friendly, sociable person, then his identical twin Jacob would have a high score on which of the following personality dimensions?

You are observing a new species from the Amazon rain forest. It would appear that the mating system is polygynandry. According to Trivers' theory regarding mating systems, what would lead you to this conclusion?

Professor Hong is interested in conducting some adoption studies and some twin studies. Most likely, she is in the field of

According to parental investment theory, the gender that typically has the greater investment in producing offspring will be

Let's imagine that your house was on fire. You only have time to save one of your family members and yourself. According to kin selection theory, which of following people are you more likely to save?

Evolutionary theorists would most likely assert that the human characteristics of cooperation and altruism are both examples of _______.

Dr. Ziddy has found the gene responsible for poor reading skills in children. As a result of finding this gene, Dr. Ziddy campaigns all government agencies to discontinue all reading programs in the schools. Dr. Ziddy probably holds the view of

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

We as humans are born with certain innate mechanisms which allow us to think, process, and behave in certain ways. These mechanisms are called ________________ mechanisms.

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

What is one difference between the recently developed technique known as CRISPR/Cas9, and a (gene) knockout procedure?

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

Heredity involves the reproduction of learned behaviours.

Natural selection refers to

Let's say that we measure the height of every student in your class and conclude that the heritability coefficient is + .75. This means that

Some people can roll their tongues into tubes and some can't. Tongue-rolling ability and inability to tongue roll are two versions of the same gene. Each version is called

Children living in the same home may experience an unshared environment.