Noah H unit 2

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Across
  1. 3. a substance or molecule that repels water
  2. 5. the process by which water or other solvents move through a semipermeable membrane
  3. 7. the net movement of anything
  4. 10. a group of similar cells and their extracellular matrix that perform a specific function
  5. 11. a biological catalyst and is almost always a protein
  6. 12. complex structures composed of multiple tissues that work together to perform specific functions in the body
  7. 15. a membrane that allows some substances to pass through while blocking others
  8. 17. the surface or material on or from which an organism lives, grows, or obtains its nourishment
  9. 18. the smallest structural and functional unit of an organism
  10. 19. a group of organs that work together to perform a specific function in the body
Down
  1. 1. the movement of ions or molecules across a cell membrane into a region of higher concentration
  2. 2. the specific region on an enzyme where a substrate binds and undergoes a chemical reaction,
  3. 4. a substance formed as a result of a chemical reaction
  4. 6. a subcellular structure that has one or more specific jobs to perform in the cell
  5. 8. a group of atoms bonded together
  6. 9. the basic unit of a chemical element
  7. 13. a type of membrane transport that does not require energy to move substances across cell membranes.
  8. 14. a protein or nucleic acid that has lost its native structure and therefore its biological function,
  9. 16. a type of lipid that forms the cell membrane, consisting of a hydrophilic head