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5 Written questions

5 Matching questions

  1. testosterone
  2. heritability
  3. y chromosome
  4. DNA
  5. environment
  1. a a complex molecule containing the genetic information that makes up the chromosomes
  2. b every nongenetic influence, from prenatal nutrition to the people and things around us
  3. c the sex chromosome found only in males. When paired with an X chromosome from the mother, it produces a male child.
  4. d the most important of the male sex hormones. Both males and females have it, but the additional testosterone in males stimulates the growth of the male sex organs in the fetus and the development of the male sex characteristics during puberty. (Myers Psychology 8e p. 130)
  5. e The proportion of variation among individuals that we can attribute to genes. The heritability of a trait may vary, depending on the range of populations and environments studied.

5 Multiple choice questions

  1. the sex chromosome found in both men and women. females have two x chromosomes; males have one. an x chromosome from each parent produces a female child
  2. the enduring behaviors, ideas, attitudes, and traditions shared by a large group of people and transmitted from one generation to the next
  3. threadlike structures made of DNA molecules that contain the genes
  4. in psychology, the biologically and socially influenced characteristics by which people define male and female
  5. the effect of one factor (such as environment) depends on another factor (such as heredity)

5 True/False questions

  1. behavior geneticsthe subfield of biology that studies the molecular structure and function of genes

          

  2. mutationa random error in gene replication that leads to a change

          

  3. molecular geneticsthe study of the relative power and limits of genetic and environmental influences on behavior

          

  4. social learning theorythe theory that we learn social behavior by observing and imitating and by being rewarded or punished

          

  5. identical twinstwins who develop from separate eggs. They are genetically no closer than brothers and sisters, but they share a fetal environment