Biology Exam Crossword

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Across
  1. 2. a group of the same species in a place
  2. 4. diffusion and osmosis
  3. 6. organelle for photosynthesis
  4. 8. type of cell transport requires ATP
  5. 9. control center of the cell
  6. 10. biological catalyst
  7. 12. positive subatomic particle
  8. 16. outermost layer of animal cells
  9. 17. monomer for proteins
  10. 20. forms or breaks bonds
  11. 21. energy currency of the cell
  12. 23. bacteria are in this category of cell
  13. 24. the basic unit of life
  14. 25. type of bond between water molecules
  15. 26. sugar input for cellular respiration
  16. 27. this trophic pyramid level is biggest
  17. 28. eats other organisms for energy
  18. 29. monomer for carbohydrates
  19. 31. "without oxygen"
  20. 34. maintaining internal conditions
  21. 35. feedback loop that counteracts
Down
  1. 1. this category of cell has a nucleus
  2. 3. the gas input for photosynthesis
  3. 5. gas product of photosynthesis
  4. 7. organisms that make their own food
  5. 8. water sticks to other materials
  6. 11. contains all of Earths life
  7. 13. bond from giving/taking electrons
  8. 14. negative subatomic particle
  9. 15. # of valence electrons in carbon atoms
  10. 18. creates energy for the cell
  11. 19. site of protein synthesis
  12. 20. water sticks to itself
  13. 22. carbohydrate product of photosynthesis
  14. 30. outermost layer of plant cells
  15. 32. bond from sharing electrons
  16. 33. a group cells come together to form