Biology Semester Review

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Across
  1. 3. a relationship in which one organism benefits and the other is harmed
  2. 4. a type of organism that gets energy from sunlight
  3. 6. organelle where photosynthesis takes place
  4. 11. a type of cell having a nucleus
  5. 13. a cell in this solution with lose water
  6. 14. a relationship in which one organism benefits but the other is not harmed
  7. 19. the longest part of the cell cycle, made up of G1, S, and G2
  8. 20. a disease resulting from uncontrolled cell division
  9. 21. the monomer of a protein
  10. 23. the division of the nucleus
Down
  1. 1. a reactant of photosynthesis
  2. 2. humans have 46 of these in diploid cells
  3. 5. a type of cell without a nucleus
  4. 6. the division of the cell, after mitosis
  5. 7. the first phase of mitosis
  6. 8. the movement of water across a cell membrane
  7. 9. the monomer of nucleic acids
  8. 10. a type of lipid that makes up the cell membrane
  9. 12. a monomer of a carbohydrate
  10. 15. a reactant of aerobic respiration
  11. 16. organelle where cell respiration takes place
  12. 17. a relationship in which both organisms benefit
  13. 18. a relationship in which one organism eats another
  14. 22. the phase of mitosis when chromosomes line up along the middle of the cell