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Cell Structure & Function http://koning.ecsu.ctstateu.edu/cell/cell.html
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Red is your subject (left side) Navy Blue is your info (right side)
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Cell Theory All living things are made up of cells Cells are the smallest working units of all living things All cells come from preexisting cells through cell division.
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Definition of Cell A cell is the smallest unit that is capable of performing life functions
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Examples of Cells Amoeba Proteus Plant Stem Red Blood Cell Nerve Cell Bacteria
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Cell Parts aka Organelles
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Cell Membrane Outer membrane of cell that controls movement in and out of the cell Double layer Nickname: Border Patrol Analogy: Border http://library.thinkquest.org/12413/structures.html
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Cell Wall Most commonly found in plant cells Supports & protects cells Nickname: Tree Bark Analogy: brick wall http://library.thinkquest.org/12413/structures.html
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Nucleus Directs cell activities Contains genetic material – DNA Nickname: Control Center Analogy: City Hall
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Cytoplasm Gel-like mixture Surrounded by cell membrane Nickname: Jello Analogy: atmosphere (air)
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Ribosomes Each cell contains thousands Make proteins Found on Endoplasmic Reticulum & floating throughout the cell Nickname: Ribs!! Analogy: Lumber Mill http://library.thinkquest.org/12413/structures.html
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Mitochondria Produces energy through chemical reactions – breaking down fats & carbohydrates Nickname: Powerhouse Analogy: Power Plant http://library.thinkquest.org/12413/structures.html
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Vacuoles Membrane-bound sacs for storage, digestion, and waste removal Usually contains water Much larger in plant cells Nickname: Ziploc bag Analogy: Water Tower http://library.thinkquest.org/12413/structures.html
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Chloroplast Usually found in plant cells Contains green chlorophyll Where photosynthesis takes place Nickname: greenhouse Analogy: solar panels http://library.thinkquest.org/12413/structures.html
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Lysosome Digestive organelle for proteins, fats, and carbohydrates Transports undigested material to cell membrane for removal Cell breaks down if lysosome explodes Nickname: Garbageman Analogy: Waste Management http://library.thinkquest.org/12413/structures.html
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“Typical” Animal Cell http://web.jjay.cuny.edu /~ acarpi/NSC/images/cell.gif
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http://waynesword.palomar.edu/images/plant3.gif “Typical” Plant Cell
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