'Dissolved substances' diaporamas de présentation

Elements, Compounds & Pure Substances

Elements, Compounds & Pure Substances. Pure Substance : Made of only one kind of matter. Compound : A new substance made when two or more substances chemically combine. Water is an example of a compound containing 2 hydrogen molecules and 1 oxygen molecule.

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Chapter 33

Chapter 33. Animal Tissues and Organ Systems. AP Biology Spring 2011. Chapter 33.1. Epithelial Tissue. General Characteristics. Epithelium: sheet like tissue of cells that are close together with little extracellular material between them

966 views • 36 slides

2.1 Matter

Elements and the Periodic Table. 2.1 Matter. ? Elements are the b asic building blocks of minerals. ? Over 100 elements are known. Atoms. 2.1 Matter. ? Smallest particles of matter. ? Have all the characteristics of an element.

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Chapter 7

Chapter 7. Cell Structure and Function. 7.1 The Discovery of Cells. Robert Hooke Discovered 1 st cell Observed dead cork cells Named the cell : basic unit of living organisms. Anton van Leeuwenhoek Looked at & described the 1 st living cell. The Cell Theory.

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Cellular Transport

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Diffusion Osmosis Lab

Diffusion Osmosis Lab. Osmosis. Osmosis = the movement of water molecules from a region of higher water potential to a region of lower water potential through a partially permeable membrane. Osmosis is considered in terms of water potential and solute potential. Water Potential.

1.24k views • 25 slides

Diffusion & Osmosis

Diffusion & Osmosis. Ch 8. Diffusion. Definition: Net movement of particles from an area of _______ concentration to an area of ______ concentration Example: _____________________________. high. low. The smell of popcorn traveling across the room.

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Homeostasis and The Plasma Membrane

Homeostasis and The Plasma Membrane. The Effects of Solutions on Cells. Osmosis- the diffusion of water. Diffusion of water molecules through a selectively permeable membrane from high concentration to low concentration (passive transport)

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Cell Membrane Transport: Osmosis

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Blood Cells (Extended Study) HL only

Blood Cells (Extended Study) HL only. 3.2.3. First revise 3.2.2 (Basic details about blood and blood cells) HL & OL. Learning objectives. 1. Details of red blood cell structure &function. Details of two types of white blood cells (a) Lymphocytes (b) Monocytes. Composition of Blood.

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114 views • 11 slides