'Lipid layer' diaporamas de présentation

Nervous System

Nervous System. CH48. Evolution of the Nervous System. All animals except sponges have some type of nervous system Cnidarians radial symmetry simplest animals with nervous system Neurons controlling contraction and expansion of gastrovascular cavity arranged in diffuse nerve nets.

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The Aging Eye

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The Tear Evaluation

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Lecture 1 Outline (Ch. 7)

Lecture 1 Outline (Ch. 7). Plasma Membrane A. bilayer B. fluidity C. proteins II. Transport across membranes Simple diffusion Osmosis & Facilitated diffusion Active transport Bulk transport III. Preparation for next lecture. Membrane structure. Membrane structure.

479 views • 31 slides

Chapter 5a

Chapter 5a. Membrane Dynamics. About this Chapter. Mass balance and homeostasis Diffusion Protein-mediated, vesicular, and transepithelial transport Osmosis and tonicity The resting membrane potential Insulin secretion. Mass Balance in the Body. Intake. Excretion.

546 views • 30 slides

Structure and functions

Structure and functions. The cytoplasmic membrane , also called a cell membrane or plasma membrane. It lies internal to the cell wall and encloses the cytoplasm of the bacterium A. Structure and Composition

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The Tear Evaluation

274 views • 27 slides

VIRUSES

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NOVEL DRUG DELIVERY SYSTEMS

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Cells: Cells: Cells: Cells: Cells

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Chapter Five Homeostasis and Transport 5.1 Passive Transport 5.2 Active Transport

Biology Mr. Galloway. Chapter Five Homeostasis and Transport 5.1 Passive Transport 5.2 Active Transport. Passive Transport. The selectively permeable membrane helps maintain homeostasis by controlling what substances enter or leave cells.

749 views • 16 slides