5 Written Questions

1. select what they let in, the plasma permits or denies entry of foreign material into the cell
2. the outer wall of the cell
3. a solution where the concentration of solute to solvent is low outside the membrane, causes water to enter the cell
4. Basic living structural and functional unit of the body
5. area of high concentration to area of low concentration

5 Multiple Choice Questions

1. highly organized structures that are specialized for cellular activities
   1. Cell
   2. Organelles
   3. Communication
   4. cytosol
2. a solution where the concentration of solvent and solute molecules are the same on either side of the membrane
   1. hypertonic solution
   2. Communication
   3. isotonic solution
   4. hypotonic solution
3. electrochemical difference between inside and outside the cell
   1. Communication
   2. Selective permeability
   3. Electrochemical gradient
   4. isotonic solution
4. the thick gel-lik portion of cytoplasm
   1. cytosol
   2. Cell
   3. Communication
   4. Organelles
5. the membrane is flexible boundary that contains the inner workings of the cell
   1. Shape and protection
   2. hypertonic solution
   3. hypotonic solution
   4. Simple diffusion

4 True/False Questions

1. Communication → a solution where the concentration of solvent and solute molecules are the same on either side of the membrane

   True        False

2. hypertonic solution → a solution where the concentration of solute to solvent is high outside the membrane

   True        False

3. Passive processes → the outer wall of the cell

   True        False

4. Facillitated diffusion → uses integral proteins to move large lipid-insoluble molecules across the plasma membrane

   True        False