'Active transport proteins' diaporamas de présentation

Chapter 5 Membrane Transport Mechanisms

Chapter 5 Membrane Transport Mechanisms. Membrane Permeability. 1) lipid soluble solutes go through faster smaller molecules go faster 1) uncharged & weakly charged go faster 2) Channels or pores may also exist in membrane to allow transport. 1. 2.

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Plant Notes

Plant Notes. Plant Structures Roots Stems Leaves Transport Reproduction. Plant Structures. What are the three principal organs of seed plants? The three principal organs of seed plants are roots, stems, and leaves. There are three tissue systems in plants: Dermal Vascular Ground.

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Membrane Structure and Function

Membrane Structure and Function. Membrane Function. Membranes organize the chemical activities of cells. The outer plasma membrane forms a boundary between a living cell and its surroundings Exhibits selective permeability Controls traffic of molecules in and out. Membrane Function.

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Membrane Structure and Function

Membrane Structure and Function. Membrane Function. Membranes organize the chemical activities of cells. The outer plasma membrane forms a boundary between a living cell and its surroundings Exhibits selective permeability Controls traffic of molecules in and out. Membrane Function.

775 views • 53 slides

Cell Structure & Function

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Chapter 3 The Cell (part 1)

Chapter 3 The Cell (part 1). The Cell Theory. Three Principles All organisms are composed of cells Cells are the smallest living units of life All cells arise from pre-existing cells (by cell division). Cells Are Highly Structured.

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Chapter 5

Chapter 5. Cell Membrane Structure and Function. How Is the Structure of a Membrane Related to Its Function?. The phospholipid bilayer is the fluid portion of the membrane A polar, hydrophilic head Two nonpolar , hydrophobic tails. tails (hydrophobic). head (hydrophilic).

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Mini-Unit Sections 3-4 & 3-5

Mini-Unit Sections 3-4 & 3-5. Sections 3-4 & 3-5: Active vs. Passive Transport. 3.5 Active Transport, Endocytosis, and Exocytosis. KEY CONCEPT- Cells use energy to transport materials that cannot diffuse across a membrane. 3.5 Active Transport, Endocytosis, and Exocytosis.

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Chapter 6

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