'Selectively permeable' diaporamas de présentation

Types of Cells

Types of Cells. Cell Functions. Membrane Proteins. Vocabulary Matters. Cell Organelles. Chemistry of the Cell. Types of Cells. Cell Functions. Membrane Proteins. Vocabulary Matters. Parts of a Cell. Cell Chemistry. $100. $100. $100. $100. $ 100. $100. $200. $200. $200. $200.

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Bellwork:

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MOVEMENT OF MATERIAL THROUGH THE CELL MEMBRANE

MOVEMENT OF MATERIAL THROUGH THE CELL MEMBRANE. GPS: EXPLAIN THE ROLE OF CELL ORGANELLES IN BOTH PROKARYOTES AND EUKARYOTES IN MAINTAINING HOMEOSTASIS. I CAN STATEMENT FOR TODAY!!!. I CAN TELL HOW THE CELL MEMBRANE WORKS TO KEEP HOMEOSTASIS IN ALL ORGANISMS. HOMEOSTASIS.

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Osmosis

1. Osmosis. 2. Osmosis is a special case of diffusion. Osmosis involves the diffusion of water through a membrane. The membrane may be artificial and non-living e.g. Cellophane. In biology, the important membrane is the cell membrane. Permeability. 3.

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Cell Membrane Transport

Cell Membrane Transport. Cell membrane transport. There are 2 types of cell membrane transport: Passive Transport Things flow from High to low Active Transport Things flow from Low to high. Another perspective on passive and active transport. Passive Transport. Diffusion

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Cell Membranes

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Chapter 5: Homeostasis & Transport

Chapter 5: Homeostasis & Transport. DIFFUSION/OSMOSIS :. MOVEMENT OF MATERIALS THROUGH THE CELL MEMBRANE. Cell membrane :. helps maintain homeostasis by controlling what enters or leave cells. Homeostasis (maintaining stability)

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Cellular Transport Notes

Cellular Transport Notes. Ch. 7.3. About Cell Membranes. All cells have a cell membrane Functions : Controls what enters and exits the cell to maintain an internal balance called homeostasis Provides protection and support for the cell. TEM picture of a real cell membrane.

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Cell Membranes Osmosis and Diffusion

Cell 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.

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Cell Membranes Osmosis and Diffusion

Cell 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.

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Cellular Functions

Cellular Functions. Biology Agriculture. Movement of Materials. Diffusion Osmosis Passive Transport Active Transport Hypotonic Solution. Hypertonic Solution Isotonic Solution Endocytosis Exocytosis. Group Assignment. What is the function?

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Cell Boundaries

Cell Boundaries. Osmosis & Diffusion. About Cell Membranes. All cells have a cell membrane Functions : Controls what enters and exits the cell to maintain an internal balance called homeostasis Provides protection and support for the cell. TEM picture of a real cell membrane.

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Introduction to Animal Cells

Introduction to Animal Cells. Characteristics of Animal Cells. They are eukaryotic cells, that means they contain a membrane bound nucleus They lack a cell wall that plant cells have Generally they are larger and more complex than prokaryotic cells

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ALL LIVING ORGANISMS ARE MADE UP OF CELLS

ALL LIVING ORGANISMS ARE MADE UP OF CELLS. CELL STRUCTRURE & FUNCTION. EUKARYOTES. EXAMPLE: Plant Cell & Animal Cell. BASIC CELL TYPES. 1. PROKARYOTES: Example Bacteria . EUKARYOTIC CELL. 1. CELL MEMBRANE 2. NUCLEUS 3. ORGANELLES. CELL MEMBRANE. 1. Selectively permeable

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Neuron Physiology

Neuron Physiology. How do nerves transmit signals and communicate?. www.liv.ac.uk/ . Neurons. Selectively permeable to Na + and K + At rest, membrane is polarized ; K + inside cell, Na + outside cell. Sodium channels open and allow Na + to diffuse into the cell.

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Action Potential

Action Potential. How neurons send an electrical message. How Neurons Communicate. Action Potential is the electrical process that neurons use to communicate with each other Action Potentials are based on movements of ions (charged particles) between the outside and inside of the axon

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The Plasma Membrane and Homeostasis

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Osmosis vs. Endocytosis and Exocytosis

Osmosis vs. Endocytosis and Exocytosis. By: Jackson Scully. Doctor Osmosis: Controller of all of the transporter proteins.

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