1 Gateway to the Cell. 2 Protective barrier Regulate transport in & out of cell (selectively permeable) Regulate transport in & out of cell (selectively.
Cell Transport Semipermeable membrane – small, lipid-soluble particles can pass, but large, charged particles cannot Diffusion – net movement of particles.
AP BIOLOGY Review Campbell Chapter 7. Plants that can tolerate extreme cold have a higher percentage of phospholipids with ______________ fatty acid tails.
Solute vs. Solvent Solute: The substance being dissolved Solute: The substance being dissolved Solvent: a liquid capable of dissolving another substance.
Standard: S7L2 Students will describe the structure and function of cells, tissues, organs, and organ systems.
Material Flow in the Cell. Semipermeable Membrane The Cell Membrane is a Semipermeable membrane – it keeps some things out and lets some things in. Protects.
Cell Membrane Transport. GPS Standards SAP1. Students will analyze anatomical structures in relationship to their physiological functions. d.Relate cellular.
Cell Membrane & Cellular Transport Homeostasis – the maintenance of internal stable conditions The cell membrane keeps the cell in balance.
1.16 Active Transport and Bulk Transport. Energy, Cells, and ATP ATP – adenosine triphosphate; a compound used as a source of energy in cells When ATP.
Chapter 5 Opener. Figure 5.1 Membrane Molecular Structure.
Cell Transport Study Guide. 1. Which forms of transport do NOT require energy? Diffusion Osmosis Facilitated Diffusion *All of these are passive!
Let’s Go With The Flow A Review of Osmosis and Diffusion.
