cells

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Across
  1. 3. are cells that do not enclose DNA in nuclei
  2. 6. is a state of relatively constant internal physical and chemical conditions
  3. 8. are small organelles filled with enzymes.
  4. 9. diffusion, molecules that cannot directly diffuse across the membrane pass through special protein channels
  5. 10. is the portion of the cell outside the nucleus
Down
  1. 1. bilayer, gives cell membranes a flexible structure that forms a strong barrier between the cell and its surroundings
  2. 2. Are the basic units of all living things
  3. 4. are the biological equivalents of solar power plants
  4. 5. are the power plants of the cell
  5. 7. Cells that enclose their DNA in nuclei