Plasma membrane

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Across
  1. 6. The movement of molecules across a cell membrane with the help of specialized proteins
  2. 7. Transport ions across the cell membrane by binding to them and changing shape
  3. 8. The movement of ions across a cell membrane using cellular energy
Down
  1. 1. Let water molecules and ions pass through easily without using energy
  2. 2. Cell uses its plasma membrane to engulf large solid particles
  3. 3. Cell swallows extracellular fluid by folding its membrane inward to form tiny vesicles
  4. 4. Solution has a lower concentration of solutes
  5. 5. Solution has a higher concentration of solutes