Animation 5.1 Passive Transport Animation 5.2 Active Transport Animation 5.3 Receptor-Mediated Endocytosis
By benjaminSynaptic Transmission. Lesson 12. Synapses. Communication b/n neurons Electrical Electrotonic conduction Chemical Ligand / receptor ~. Electrical Synapses. Tight junctions Connexons Passive current & larger molecules (e.g., ATP) Synchronous activity Breathing
By salenaLecture 16 Membrane Transport Active transport. Where would you find active transport?. interface with the environment…. maintain cell volume control internal environment signaling….Ca ++ gradient. Characteristics of a Transporter. Saturability…characterized by K M and V max
By chickNotes: The Cell in Its Environment. Copy all underlined portions. Read pgs 102-107. Cellular Exchange. Just like all living things, cells need to eat, drink, and get rid of waste in some way.
By unaMembranes. Chapter 6. Outline. Phospholipid Bilayer Fluid Mosaic Model Membrane Proteins Diffusion Facilitated Diffusion Osmosis Osmotic Balance Bulk Transport Active Transport. Phospholipid Bilayer. Phospholipid has two fatty-acid chains attached to its backbone.
By channingChapter 6-7 AP Bio Review. 2019. No more than 40 multiple choice questions No more than 3 short answer questions. Identify 3 differences between prokaryotes and eukaryotes. Identify 3 differences between prokaryotes and eukaryotes. Smaller in size.
By belliniCh. 36 Warm-Up. Describe the process of how H 2 O gets into the plant and up to the leaves. Compare and contrast apoplastic flow to symplastic flow . Explain the mass flow of materials in the phloem (source to sink). Ch. 36 Warm-Up. What is transpiration? What are mycorrhizae?
By hieuI.The Cell Membrane. Controls what enters and leaves the cell Provides structure and support Most cell membranes are made of a double layered sheet called a phospholipid bilayer. The Cell Membrane. Figure 7-15 The Structure of the Cell Membrane. Section 7-3. Outside of cell.
By konaneGENERAL PHARMACOLOGY. PHARMACOKINETICS. PHARMACOKINETICS. ( Greek : Kinesis-movement) What the body does to the drug.
By neviahChapter 2 Basic Function of the Cell. Shenyang Medical college. Cells are the structural and functional units of the body.
By vanessaChapter 5. Homeostasis and Cell Transport. Table of Contents. Section 1 Passive Transport Section 2 Active Transport. Section 1 Passive Transport. Chapter 5. Objectives. Explain how an equilibrium is established as a result of diffusion. Distinguish between diffusion and osmosis.
By marcyTable of Contents – pages iv-v. Unit 1: What is Biology? Unit 2: Ecology Unit 3: The Life of a Cell Unit 4: Genetics Unit 5: Change Through Time Unit 6: Viruses, Bacteria, Protists, and Fungi Unit 7: Plants Unit 8: Invertebrates Unit 9: Vertebrates Unit 10: The Human Body.
By benardAbsorption and Secretion. Learning Outcomes. Identify the structure and properties of the cell wall. Identify the structure of the plasma membrane with reference to the fluid mosaic model. Absorption means the uptake of materials by a cell from its external environment.
By teaTransport in Plants. Transport in plants. H 2 O & minerals transport in xylem transpiration evaporation, adhesion & cohesion negative pressure Sugars transport in phloem bulk flow Calvin cycle in leaves loads sucrose into phloem positive pressure Gas exchange photosynthesis
By joshAnimal Locomotion. Skeletal & Muscular Systems. Learning Objectives (3/12/08). Describe the types of skeletons that support and enable movement in animals, with examples. Describe how muscles exert force against skeletal elements to maintain posture and produce movement.
By tainiCell Membranes Osmosis and Diffusion. Functions of Membranes. 1. Protect cell 2. Control incoming and outgoing substances 3. Maintain ion concentrations of various substances 4. Selectively permeable - allows some molecules in, others are kept out. Phospholipid Bilayer.
By brandiFigure 5.13 Primary Active Transport: The Sodium–Potassium Pump. In active transport, energy is used to move a solute against its concentration gradient. For each molecule of ATP used, 2 K + are pumped into the cell and 3 Na + are pumped out of the cell. K +. Outside of cell. Sodium–
By lukasDiffusion & Osmosis. Diffusion. The movement of molecules from an area in which they are highly concentrated to an area in which they are less concentrated. Diffusion. Osmosis. The diffusion of water across a selectively permeable membrane . Osmosis is a type of Passive Transport.
By kiaraSimulation labs for Biology 4263. I will discuss Limiting Nutrients and Competition, Go Fish, and Oil spills. Background material covered : Limiting Nutrients and Competition Go Fish Oil spills. Limiting Nutrients and Competition .
By sunPhyllotaxis : biological mechanisms. Seth Donoughe. Phyllotaxis. A few simple assumptions about leaf growth --> Mathematical models --> Patterns observed in plants. “First available space”. Mitchison (1977) Based on contact-circles and an expanding apex. Diffusion of inhibitor
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