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5 Written questions

5 Matching questions

  1. intersexual competition
  2. biogeography
  3. variation
  4. stabilizing selection
  5. intrasexual competition
  1. a involves competition for mates, usually by males
  2. b any difference between individuals of the same species
  3. c the geographic distribution of species, suggested to Darwin that organisms evolve from common ancestors
  4. d favors intermediate phenotypes acting against both extreme phenotypes
  5. e individuals of one sex are choosy in picking their mates often selecting flashy or colorful mate

5 Multiple choice questions

  1. is the movement of individuals of gametes/spores between populations and can alter allele frequencies in a population
  2. ability of an individual to survive and reproduce in its specific environment
  3. something that enhances an organism's ability to survive and reproduce in its environment
  4. a group of organisms whose members can breed and produce fertile offspring but who do not produce fertile offspring with members of other groups
  5. comparisons of DNA and amino acid sequences betweeen different organisms that reveal evolutionary relationships

5 True/False questions

  1. genetic drifta change in the gene pool of a population due to chance


  2. homologythe similarity in characteristics that result from common ancestors


  3. speciationthe emergence of a new species


  4. bottleneck effectleads to a loss of genetic diversity when a population is greatly reduced


  5. evolutionchanges in the nucleotide sequence of DNA, and are the ultimate sources of new alleles


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