Chapter 3 Quiz

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Across
  1. 1. deoxyribonucleic acid
  2. 6. organelle that produces proteins
  3. 7. structure found in plant cells and not animal cells (two words)
  4. 8. organelle that produces the energy (where oxygen and sugar are burned) for the cell
  5. 9. organelle that controls what enters and leaves a cell (two words)
  6. 13. means one cell organism
  7. 14. groups of tissues work together to form this (p. 85)
  8. 15. Organelle found in plant cells
  9. 17. type of fat compound
  10. 18. the jelly like substance that is inside cells
  11. 19. basic unit and structure of living organisms
Down
  1. 1. process where particles move from areas of higher concentration to areas of lower concentration
  2. 2. this molecule needs to be present for most chemical reactions to occur in cells
  3. 3. organelle that stores wastes, food, water, and other materials
  4. 4. scientist who claimed that cells actually come from other cells
  5. 5. control center of the cell
  6. 7. energy rich organic compounds made of carbon, hydrogen, and oxygen
  7. 10. in 1933 this type of microscope was invented
  8. 11. the invention of this instrument made it possible to study cells
  9. 12. cell theory states that cells are the basic units of structure and _________ in living things
  10. 16. amino acids are the building blocks of for what