BIG CAST REVIEW PART 2: LIFE SCIENCE

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Across
  1. 2. Differences in genes between individuals
  2. 5. Specialized structure inside a cell
  3. 8. When a species no longer exists
  4. 9. Study of early development of organisms
  5. 10. Maximum population environment can support
  6. 13. Smallest unit of life
  7. 15. Variety of life in an area
  8. 16. Earlier species shared by others
  9. 18. Living part of an ecosystem
  10. 20. Collection of fossils showing history of life
  11. 22. Organisms better adapted survive and reproduce
  12. 24. Group of organisms that reproduce together
  13. 25. Network of interconnected food chains
  14. 26. Molecule carrying genetic information
  15. 27. Characteristic of an organism
  16. 28. Change in species over time
Down
  1. 1. Segment of DNA that codes for a trait
  2. 3. Community of organisms interacting with environment
  3. 4. Comparing body structures of organisms
  4. 6. Nonliving part of an ecosystem
  5. 7. Members of same species in one area
  6. 11. Passing traits from parents to offspring
  7. 12. Preserved remains of ancient organisms
  8. 14. Change in DNA sequence
  9. 17. Place where an organism lives
  10. 19. Cell structure containing DNA
  11. 21. Structure containing DNA
  12. 23. Trait helping survival in environment