Term
| compound light microscope |
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Definition
| uses light focussed through several different lenses to form a magnified image of a speciman. |
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| is the basic structural unit of an orginisam and the building block of life. |
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Definition
1.the cell is the unit of life in other words the cell is the smallest living orgisim that shows charecteristics of other living things.
2.an orginim can be as simple as 1 cell (unicellular) or as complicated as thousands(multicellular)
3.all cells are created by other cells through the process of cell division. by which a cell divides into 2 new cells
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| an orginim made up of more than one cell |
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| a jelly like material in which the parts of a cell floats |
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Definition
| is a a thin covering that keeps the cytoplasm together |
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| are tiny parts within a cell that help the cell survive, grow and reproduce, most organelles have membranes of their own. |
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| keeps different parts of the cell from touching each other. |
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| the main difference between animal and plant cells |
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Definition
| plant cells have a cell wall |
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Definition
| are photos taken with a microscope. |
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Definition
| means water and air can pass through quickley |
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| water can not pass through |
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| the barrier that only allows certain substances to pass through it. |
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Definition
| is the movment of particles from an area which is high concentrated ( there are many of them) to an adjoining area that is low concentrated (there are few of them). this process continues until each has the same amount of particles |
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Definition
| is a special kind of diffusin that involves only the movment of water through a selectively permeable membrane |
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