Genetics & Behaviors

Question 1

Learned behaviors

Answer 1

Not based on heredity but based on experience and environment

Question 2

Adaptive value

Answer 2

The extent to which a trait or behavior positively benefits species by influencing the evolutionary fitness of species, thus leading to the adaptations through natural selection

Question 3

Nature vs nurture

Answer 3

Debate regarding the relative contribution of genetics (nature) and environment (nurture) to an individual’s traits

Question 4

(3) studies regarding nature vs nurture

Answer 4

Twin studies
Family studies
Adoption studies

Question 5

Family studies

Answer 5

Looks at relative frequency of a trait within a family compared to the general population

Question 6

Concordance rates refer to

Answer 6

The likelihood that both twins exhibit the same trait

Question 7

Twin studies

Answer 7

Compares concordance rates for a trait between monozygotic (identical) and dizygotic (fraternal) twins

Question 8

Adoptive studies

Answer 8

Compare similarities between adopted children and their adoptive parents, relative to similarities with their biological parents

Question 9

Innate behavior

Answer 9

Result of evolution

Seen in all individuals regardless of environment and experience