Compared With Fraternal Twins Identical Twins Are
Question: Compared with fraternal twins, identical twins are likely to be ________ similar in intelligence and _________ similar in personality. A. no more; no moreB. no more; moreC. more; no moreD. more; more
Answer: D
Question: Adoptive parents are LEAST likely to influence the ________ of their adopted children. A. personality traitsB. religious beliefsC. political attitudesD. moral values
Answer: A
Question: Behavior geneticists are most interested in assessing the extent to which heredity and environment contribute to our A. shared human genome.B. epigenetic marks.C. reproductive capacities.D. individual differences.
Answer: D
Question: Assessing the relative effects of nature and nurture on individual differences in personality would be of most direct interest to A. evolutionary psychologists.B. molecular geneticistsC. Behavior geneticists.D. Freudian psychologists.
Answer: C
Question: A human sperm cell contains A. 23 chromosomes.B. 23 genes.C. 46 chromosomes.D. 46 genes.
Answer: A
Question: External influences on development such as social support are said to constitute our A. genome.B. epigenetic marks.C. environment.D. temperament.
Answer: C
Question: Heritability refers to the extent to which trait variations among individuals are attributable to their differing A. epigenetic marks.B. temperaments.C. prenatal environments.D. genes.
Answer: D
Question: According to evolutionary psychology, men's tendency to pair widely and women's tendency to pair wisely are best explained by the fact that these differing strategies have contributed to men's and women's A. shared human genome.B. reproductive success.C. social scripts.D. genetic mutations.
Answer: B
Question: Chromosomes are composed of A. epigenetic molecules.B. genomes.C. protein molecules.D. deoxyribonucleic acid.
Answer: D
Question: The impact of a mother's healthy food consumption on the prenatal development of her offspring best illustrates A. heritability.B. a reactive temperament.C. environmental influence.D. an epigenetic mark.
Answer: C
Question: Genes
Answer: basic units of heredity: coded instructions to carry out genetic characteristics
Question: Chromosomes
Answer: carry genes-mom and dad have 23 chromosomes each, 23 pairs in fertilized egg-23rd pair is sex chromosome-xy = boy
Question: Behavioral genetics
Answer: the study of the relative contributions of genes and environment on behavior
Question: Heritability
Answer: statistical measure of how much genes explain the observed variance in people for that specific trait
Question: Twin studies
Answer: Way to discover heritability in humans
Question: Monozygotic twins
Answer: identical twins-one egg split-share placenta, same DNA
Question: Dizygotic twins
Answer: -fraternal twins-2 separate eggs and sperm-shared environment and raised at same time even though not identical, often alike
Question: Correlation for intelligence
Answer: identical twins: 86%fraternal twins: 60%siblings: 46%unrelated: 0 correlation Shows STRONG genetic link
Question: Schizophrenia correlation rates
Answer: identical: 48%fraternal: 10%siblings: 10%adoption: 10%
Question: Homosexuality correlation rates
Answer: identical: 52%fraternal: 22%unrelated in same house: 10%
Question: Psychological disorders linked to genetics
Answer: -alcohol abuse-anxiety disorders-depression-antisoical personality disorder
Question: Meditation
Answer: -altered state of consciousness-rooted in eastern religions-state of alert relaxation -improves immune system, lowers BP and cholesterol, creates feeling of well being