Five Statements About Cell Membranes Are Given

question 171

Multiple Choice

Five statements about cell membranes are given.Which statement can be used to explain the importance of the cell membrane to cell survival?

• A) The cell membranes of prokaryotes and eukaryotes have the same basic structure.
• B) Cell membranes are composed of a phospholipid bilayer embedded with proteins.
• C) Cell membranes are selectively permeable with respect to molecules and ions.
• D) The cell membrane is so small that it is best viewed with an electron microscope.
• E) The cell membrane expands or shrinks by the addition or removal of phospholipid molecules.

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