Explain how the members of the endomembrane system interact.

Mark the following statements about the plasma membrane as true or false. If a statement is false, correct it to make a true statement.

a. Integral membrane proteins generally span the width of the plasma membrane, whereas peripheral proteins are found on only one side of the membrane.

Mark the following statements about the plasma membrane as true or false. If a statement is false, correct it to make a true statement.

b. Cholesterol provides the plasma membrane with stability in the face of changing ion concentrations.

Mark the following statements about the plasma membrane as true or false. If a statement is false, correct it to make a true statement.

c. Membrane cholesterol is vital for cell-cell recognition.

Mark the following statements about the plasma membrane as true or false. If a statement is false, correct it to make a true statement.

e. The overall structure of the plasma membrane is a mosaic with the components locked tightly in place.

The fluid mosaic model of the membrane proposed that membranes: