Adaptations

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Across
  1. 2. Non-living factors such at climate, soil composition and landforms
  2. 8. Too much or too little of an environmental factor that encourages adaptations
  3. 12. all member of a species that live in an area
  4. 14. Species have analogous structures
  5. 16. Occurs when a gene becomes more frequent because it gives an advantage
  6. 18. individual life form
  7. 19. describes the physical space and environment that an organism can survive
  8. 20. Organisms hunting and killing other species for food
  9. 22. Physical differences in coloration, body covering, shape, etc.
  10. 23. Organisms attempting to access the same resources or mates
  11. 24. Is the evolution of a species due to traits favored by humans
Down
  1. 1. Results from sudden decrease in population size which reduces the gene pool
  2. 3. made of all the populations living and interacting in on area
  3. 4. Internal body process, such as tanning or the production of poison
  4. 5. Females choose males based on structural or behavioral differences
  5. 6. all parts of Earth occupied by life
  6. 7. Change in genes frequency due to random chance
  7. 9. Factors that include other species like predators and competitors
  8. 10. Few individuals from a large population migrate to an isolated area
  9. 11. includes the biological community and the surrounding physical environment
  10. 13. Actions takes, such as migrations or marking territory
  11. 15. Species have homologous structures
  12. 17. Characteristics that make an organism better suited to its habitat
  13. 21. Change in the frequency of a gene in a population over time