This preview shows pages 1–2. Sign up to view the full content.
This preview has intentionally blurred sections. Sign up to view the full version.View Full Document
Unformatted text preview: c. Facilitated Diffusion i. Channels 1. Gated Channel open and close due to signal which changes shape of protein 2. Ligand-gated binding of chemical signal 3. Voltage-gated electrical charge due to ion imbalance a. Direction and pace of ion movement i. Concentration gradient ii. Electrochemical gradient ii. Carrier Proteins 1. Substance binds to membrane protein 2. Polar molecules 3. Saturation point when all carrier proteins are being used V. Active Transport a. Primary Active Transport i. ATP directly participates b. Secondary Active Transport i. Use energy from ion gradient created by primary c. Uniports i. One substance in one direction d. Symports i. Two substances in same direction e. Antiports i. Two substances in opposite directions 1. Sodium Potassium pump...
View Full Document
- Fall '08