chapter 5 science

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Across
  1. 4. a whip like cellular organelle similar in structure to cilium but longer and used primarily for movement in many bacteria
  2. 5. a stack of disk shaped thylakoids within a chloroplast
  3. 7. a cellular organelle found in plant cells that contains the pigment chlorophyll ans i the site where photosynthesis takes place
  4. 8. the cellular organelle in which aerobic respiration takes place to release energy from good
  5. 9. a short, hairlike extension of a cell used either for movement or as a sensory organelle
  6. 11. individual organisms of the same species living closely together.
  7. 13. describes cells having a true nucleus as well as membrane bound organelles
  8. 15. describes cells lacking a true nucleus and membrane bound organelles
  9. 19. the membrane bound region of a eukaryotic cell that contains the genetic material. The central portion of an atom where protons and neutrons are located
Down
  1. 1. the thick fluid inside cells that contains the organelles
  2. 2. the non membrane bound region of prokaryotic cells that contains most of the genetic material
  3. 3. a structure made of two or more tissues that work together to perform a particular function
  4. 6. structures found within the cytoplasm of cells that perform the carious functions cells need to stay alive
  5. 9. the genetic material of eukaryotic cells consisting of DNA and associated proteins
  6. 10. a non pigmented cellular organelle found in plant cells whose functions include storing starches, lipids and proteins.
  7. 12. -a cellular organelle that functions in the organization of microtubules
  8. 14. a protective coating found found outside the cell walls of many bacteria
  9. 16. the cellular organelle that directs the protein building process
  10. 17. a group of cells that are specialized to perform a particular function
  11. 18. a cellular organ
  12. 20. bilayer-the two layers of phospholipids that make up a cell membrane