Life Science Final Review

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Across
  1. 4. connects bone to bone
  2. 7. outer boundary of all cells
  3. 8. produces gamete cells
  4. 9. blood vessels that take blood away from the heart
  5. 12. nonliving factor in the environment
  6. 14. biome in which Maryland is located
  7. 19. genotyps code for this; usually physical traits
  8. 23. organelle where cellular respiration occurs
  9. 24. protects against pathogens (part of immune system)
  10. 28. used to make proteins and nucleic acids;78% of atmopshere
  11. 30. basic unit of living things
  12. 31. oil secreted by skin
  13. 34. produced during photosynthesis, along with glucose
  14. 35. photosynthesis takes place here in the leaf
Down
  1. 1. knee cap
  2. 2. different forms of gene
  3. 3. necessary for all life's functions; found in cell membranes
  4. 5. building blocks of nucleic acids
  5. 6. inorganic substances in body; calcium is most abundant
  6. 10. muscle on back of arm named for 3 connection points
  7. 11. disocered cells in 1665
  8. 13. largest bone in body
  9. 15. secretes hormones to regulate body functions
  10. 16. usable form of energy in the cell
  11. 17. study of how traits are passed down to offspring
  12. 18. "Father of Genetics"
  13. 20. number of bones are in the body
  14. 21. another name for fat; found in cell membrane
  15. 22. top layer of skin
  16. 25. another name for coniferous forest
  17. 26. C6H12O6
  18. 27. region inside all cells
  19. 29. inside of bone that produces new blood cells
  20. 32. body's main source of energy; found in pasta and bread
  21. 33. haploid cell used in reproduction