DISCOVERING PSYCHOLOGY: THE
SCIENCE OF MIND CHAPTER 3 EXAM
QUESTIONS WITH COMPLETE
SOLUTIONS 2026
nature - Answersthe contributions of heredity to our physical structure and behaviors
nurture - Answersthe contributions of environmental factors and experience to our
physical structure and behaviors
genotype - Answersan individual's profile of alleles
phenotype - Answersobservable characteristics
gene - Answerssmall segment of DNA located in a particular place on a chromosome
gene expression - Answersthe process in which genetic instructions are converted into
a feature of a living cell
allele - Answersone of several different versions of a gene, can give rise to different
phenotypical traits
homozygous - Answershaving two of the same alleles for a gene
heritability - Answersthe statistical likelihood that variations observed in a population are
due to genetics
evolution - Answersdescent with modification from a common ancestor
natural selection - Answersthe process by which survival and reproduction pressures
act to change the frequency of alleles in subsequent generations
mutation - Answerserrors that occur when DNA is replicated
migration - Answersmovement to a new location
heterozygous - Answershaving two different alleles for a gene
recessiveness - Answersa feature of an allele that will only produce a phenotype in the
homozygous condition
SCIENCE OF MIND CHAPTER 3 EXAM
QUESTIONS WITH COMPLETE
SOLUTIONS 2026
nature - Answersthe contributions of heredity to our physical structure and behaviors
nurture - Answersthe contributions of environmental factors and experience to our
physical structure and behaviors
genotype - Answersan individual's profile of alleles
phenotype - Answersobservable characteristics
gene - Answerssmall segment of DNA located in a particular place on a chromosome
gene expression - Answersthe process in which genetic instructions are converted into
a feature of a living cell
allele - Answersone of several different versions of a gene, can give rise to different
phenotypical traits
homozygous - Answershaving two of the same alleles for a gene
heritability - Answersthe statistical likelihood that variations observed in a population are
due to genetics
evolution - Answersdescent with modification from a common ancestor
natural selection - Answersthe process by which survival and reproduction pressures
act to change the frequency of alleles in subsequent generations
mutation - Answerserrors that occur when DNA is replicated
migration - Answersmovement to a new location
heterozygous - Answershaving two different alleles for a gene
recessiveness - Answersa feature of an allele that will only produce a phenotype in the
homozygous condition
