Natural Selection and Evolution Vocab Review

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Across
  1. 5. a person with 2 color vision
  2. 7. physical characteristics of an organism
  3. 10. a person with 3 color vision
  4. 11. biological differences; the sum total of the variety of organisms in the biosphere
  5. 13. an organism that captures and feeds on another organism
  6. 15. process by which individuals that are better suited to their environment survive and reproduce most successfully; also called survival on the fittest
  7. 16. group of individuals of the same species that live in the same area
  8. 17. change in a DNA sequence that affects genetic information and can change the phenotype of an organism
  9. 19. a necessity of life, such as water nutrients, light, food, or space
  10. 22. ability of an organism to survive and reproduce in its environment
Down
  1. 1. harmful material that can enter the biosphere through the land, air, or water
  2. 2. process by which cells from two different parents unite to produce the first cell of a new organism
  3. 3. the area where an organism lives
  4. 4. inherited characteristic that increases an organism's chance of survival
  5. 6. plants and animals that have migrated to places where they are not native
  6. 8. disappearance of a species from all parts of its geographical range
  7. 9. the study of organisms in their early stage of development
  8. 12. studied finches on the Galapagos Island and developed a theory of evolution
  9. 14. change in a kind of organism over time; process by which modern organisms have descended from ancient organisms
  10. 18. specific characteristic that varies from one individual to another
  11. 20. average, year-after-year conditions of temperature and precipitation in a particular region
  12. 21. preserved remains or evidence of an ancient organism