Cells

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Across
  1. 1. The basic unit of life
  2. 3. A structure made of DNA and wrapped in proteins
  3. 5. Lipid with a phosphate head and two long lipid tails
  4. 8. Diffusion of a fluid across a membrane
  5. 11. A chemical that speeds up a chemical reaction
  6. 13. Organic compounds in cells that don't dissolve in water
Down
  1. 1. The semi-permeable barrier between a cell and its environment
  2. 2. A membrane's double layer of lipids
  3. 3. The process through which a cell divides into two daughter cells
  4. 4. The process in which DNA is copied
  5. 6. The biological molecule an enzyme acts on
  6. 7. A protein that speeds up a chemical reaction in a living organism
  7. 9. The phase of the cell cycle where the cell divides
  8. 10. A disease where cells lose control of their growth and division
  9. 12. A microbe that must reproduce using another cell