Natural Selection Crossword Puzzle

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Across
  1. 2. Are body parts that have lost their original function through evolution
  2. 7. Selection Process by which populations of organisms with variations that help them survive in their environments live longer, compete better, and reproduce more than those that do not have the variations
  3. 9. Breeding The breeding of organisms for desired traits (also known as artificial selection)
  4. 10. Involves the way an organism behaves and acts
  5. 11. Slight difference in the appearance of individual members of a species
  6. 13. Resemblance of one species to another species
  7. 14. Body parts that perform a similar function but differ in structure
Down
  1. 1. Involves internal body systems that effect biochemistry
  2. 3. Color, shape, & other physical characteristics
  3. 4. Structure Body parts of organisms that are similar in structure and position but different in function
  4. 5. The study of similarities and differences. among structures of living species
  5. 6. Adaptation that enables species to blend in with their environments
  6. 8. The science of the development of embryos from fertilization to birth is called
  7. 12. An inherited trait that increases an organisms chance of survival