unit 6 vocab

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Across
  1. 5. refers to the differences among individuals in a population
  2. 6. type of natural selection in which individuals at either extreme of the bell curve achieve higher fitness
  3. 9. isolation of a population due to physical barriers
  4. 12. a necessary or desired commodity in an ecosystem
  5. 13. measurement of the ability of an individual to survive and reproduce
  6. 17. when a population experiences a rapid decrease in population
  7. 18. any characteristic that increases the fitness of an individual
  8. 19. type of natural selection in which the average phenotype has an advantage and the exremes are selected against
Down
  1. 1. isolation of a population due to differences in the timing of matting
  2. 2. type of natural selection in which individuals with one extreme phenotype have an advantage
  3. 3. isolation of a population due to differences in communication.
  4. 4. when organisms will impersonate other organisms to increase fitness
  5. 7. migration of new individuals into a population
  6. 8. selection within a population due to human interference
  7. 9. collection of all the alleles present in a population
  8. 10. limited resources and verification in a population drives natural selection
  9. 11. percent of individuals of a population that have a particular trait
  10. 14. the idea that those individuals best suited to their environment will achieve higher fitness
  11. 15. migration of individuals out of a population
  12. 16. random changes in allel frequencies attributed to luck