chapter 2 nerve cells and impulses

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  1. A(n) ________ explanation describes why a structure or behavior evolved as it did.
  2. Explaining differences in running speed as a function of differences in muscle fiber types is an example of a(n) ________ explanation.
  3. For Descartes, the most problematic issue facing dualism was:
    how an immaterial mind could influence a physical brain.
  4. A monist believes that mind and body are:
    the same thing.
  5. Of the following, which person is MOST likely to deal exclusively with brain disorders?
  6. Units of heredity that maintain their structural identity from one generation to another are:
  7. Chromosomes consist of large, double-stranded molecules of:
    deoxyribonucleic acid.
  8. Recessive genes manifest their effects only when the individual is ________ for them.
  9. Suppose "A" is a dominant gene for the ability to taste phenylthiocarbamide and "a" is a recessive gene for inability to taste it. Which of the following couples could possibly have both a child who tastes it and a child who does not?
    father Aa, mother AA
  10. An autosomal gene is a gene:
    on any chromosome other than the X or Y chromosome.
  11. In humans, which chromosome(s) contain(s) few genes?
    The Y chromosome contains few genes
  12. Sex-limited genes are found on:
    any chromosomes
  13. If a group of individuals shares a highly similar environment, what effect does this have on the heritability estimate of a characteristic?
    Heritability will be high.
  14. Individuals afflicted with PKU need to avoid:
    foods high in phenylalanine.
  15. Why do children with PKU become mentally retarded?
    .Unmetabolized amino acids accumulate and affect the brain.
  16. Which of the following BEST describes the concept of evolution?
    Reproduction of the fittest."
  17. The theory of evolution through the inheritance of acquired characteristics, is known as the:
    Lamarckian evolution.
  18. An evolutionary psychologist would likely be most interested in studying:
    altruistic behavior of meerkats.
  19. Why is a genetic explanation for altruism problematic?
    Altruistic behaviors rarely benefit the individual performing them.
  20. Which of the following is an argument for animal research?
    Animal research is beneficial.
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chapter 2 nerve cells and impulses
2011-12-06 06:34:18

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