Chapter 3.3 Notes
Chapter 3.3 Notes
Chapter 3.3 Notes
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<strong>3.3</strong> Cell Membrane<br />
Cell membranes are composed of two phospholipid<br />
layers.<br />
• The cell membrane has two major functions.<br />
– forms a boundary between inside and outside of the<br />
cell<br />
cell membrane<br />
outside cell<br />
inside cell