____ are loosely associated with the phospholipid bilayer, whereas ____ are tightly bound to it.

____ are loosely associated with the phospholipid bilayer, whereas ____ are tightly bound to it.
  a. Peripheral proteins; integral proteins
  b. Integral proteins; peripheral proteins
  c. Glycoproteins; peripheral proteins
  d. Integral proteins; glycoproteins
  e. Glycolipids; glycoproteins

Question 2

Which statement about plasma membranes is false?
  a. Plasma membranes regulate the passage of materials.
  b. Plasma membranes divide the cell into compartments.
  c. Plasma membranes serve as surfaces for chemical reactions.
  d. Plasma membranes prevent communication with other cells.
  e. Plasma membranes transmit signals between the environment and the interior of the cell.