Biological Membranes and Transportpart II Passive transport: with the gradient – Water transport—aquaporins – Glucose transporters – Co-transport of chloride and bicarbonate Active transport: against the gradient – Transport ATPases – Ion channels
1. Principles of membrane transport; 2. Passive transport and active transport; 3. Two main classes of membrane transport proteins: Carriers and Channels; 4. The ion transport systems; 5. Endocytosis and Phagocytosis: cellular uptake of macromolecules and particles
Chapter 5 A. The Movement of Substances Across Cell Membranes Learning Objectives: 1. Principles of membrane transport 2. Passive transport and active transport 3. Two main classes of membrane transport proteins: Carriers and Channels; 4. The ion transport systems; 5. Endocytosis and Phagocytosis: cellular uptake of macromolecules and particles
I Review Structure of the Cell Membrane II Transport Through the Cell Membrane Tetrodotoxin (TTX) selectively block the voltage-gated Na+ channel ➢ Simple diffusion ➢ Ion channel ➢ Water channel Water transportation through the membrane 3 Active transport 4. Bulk Transport (Endocytosis and Excytosis)
3.1 Transport-layer services 3.2 Multiplexing and demultiplexing 3.3 Connectionless transport: UDP 3.4 Principles of reliable data transfer 3.5 Connection-oriented transport: TCP m segment structure m reliable data transfer m flow control m connection management 3.6 Principles of congestion control 3.7 TCP congestion control
第一节植物体内同化物的运输系统 Section1 Transport System of Assimilates in Plants 第二节 同化物运输的形式、方向和速率 Section2 Form，direction and Rate of Assimilate Transport 第三节 同化物的运输机理 Section3 Transport Mechanism of Assimilate
3.1 Transport-layer services 3.2 Multiplexing and demultiplexing 3.3 Connectionless transport: UDP 3.4 Principles of reliable data transfer 3.5 Connection-oriented transport: TCP segment structure reliable data transfer flow control connection management 3.6 Principles of congestion control 3.7 TCP congestion control
➢ Organics transport pathway and solutes. ➢ Organics transport mechanism in the phloem. ➢ Factors affecting the organics transport. ➢ Translocation of the organics
◼ 1.To learn the modes of transport,esp. ocean transportation. ◼ 2.To understand the nature of liner transport ◼ 3.To understand the various kinds of B/L ◼ 4.To understand the contents of transport clause
◼ 1.To learn the modes of transport,esp. ocean transportation. ◼ 2.To understand the nature of liner transport ◼ 3.To understand the various kinds of B/L ◼ 4.To understand the contents of transport clause
