Concept #1: Diffusion
Concept #2: GLUT1 Transporter
Concept #3: Osmosis
Practice: Which of the following describes the diffusion of water across a membrane?
Practice: The plasma membrane by itself is impermeable to all charged molecules.
Practice: Which of the following transport proteins transports two molecules across the membrane in the same direction?
Practice: Carrier proteins that transport molecules via facilitated diffusion require energy from ATP.
Practice: Isotonic is a term that describes what?