PPT-Membranes and TRANSPORT Processes

Lecture 6 permeability Membrane d rugbound protein ProteinMediated Transport Types T ranscytosis Macromolecules c aveolae Transport Types Paracellular Transcellular Diffusion Small Molecules. Bell task: Transport across membranes . Transport . Concentration gradient . Energy (ATP). Simple diffusion . Down (high to low) . Facilitated diffusion . yes. Active transport . Bell task: Transport across membranes . Penghui. Lin. Nov. 15. 2013. Membranes. http://www.uvm.edu/~inquiryb/webquest/fa06/mvogenbe/. Diffusion across plasma membrane. http://en.wikipedia.org/wiki/Cell_membrane. Plasma Membrane. Pabst . G. Applications . 2015. Motivation. Motivation. Motivation. Motivation. Motivation. Deepwater. Horizon. Valdez Exxon. Basics on Contaminant Transport. What processes do we usually consider?. Basics on Contaminant Transport. Diffusion. : The passive movement of particles from a region of high concentration to a region of low concentration until equilibrium is reached. (Molecules still move after equilibrium is reached) . Cytoskeleton. Hank – in da club. Crash Course Biology - Cell membranes. Cell membranes. On your desks draw out the structure of the plasma membrane of a eukaryotic cell.. Cell Membrane. From now on we will refer to the exterior cell membrane as the . C483 Spring 2013. Trans fatty acids have physical properties like those of. A) w-3 fatty acids.. B) . cis. -fatty acids.. C) unsaturated fatty acids.. D) saturated fatty acids.. Triacylglycerols. are not found in cell membranes because they are . Roles of Biological Membranes. The Lipid Bilayer and the Fluid Mosaic Model. Transport and Transfer Across Cell Membranes. Specialized contacts (junctions) between cells. What are the major roles of biological membranes?. 2. Introduction to Membranes. Low pressure membranes. Ultrafiltration. Microfiltration. High pressure membranes. Nanofiltration. Reverse osmosis. Membrane fouling. Mineral scaling. Biofilm formation . Essential idea: Membranes control the composition of cells by active and passive transport.. The . background image is . a piece of artwork inspired by the complexity of an . E. Coli. . Complexity in cell structure is much . Pratt & . Cornely. , . Ch. 8. Lipids and Membranes. There is a lot of important biochemistry of lipids.. We won’t cover it all!. The key points for this class have to do with their role in membranes and fat . Lesson 3.2: The Integumentary System. Lesson 3.3: Injuries and Disorders of the Skin. Membranes and the Integumentary System. Lesson 3.1. Body Membranes. Membranes and the Integumentary System. epithelial membranes. Save your more money on international shipping by getting in contact with Florida Transporter. Samir. Sarkar. 1. Operations Services Branch. Australian Radiation Protection and Nuclear Safety Agency. PO Box 655, Miranda, NSW 1490, Australia. 2 . Fax: 61-2-9541 8348; Email: . Samir.Sarkar@arpansa.gov.au. TECHNOLOGY. PRESSURE DRIVEN MEMBRANE PROCESS. Various pressure-driven membrane process can be used to : . 1. Concentrate . 2. Purify a dilute (aqueous or non aqueous). THE PARTICLE OR MOLECULAR SIZE AND CHEMICAL PROPERTIES .