Term
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Definition
| tool that makes things look larger than they really are |
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Definition
| piece of curved glass or other clear material that causes light rays to come together or spread apart as they pass through |
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Definition
| basic unit of structure and function i living things |
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Definition
| thin structure that surrounds a cell |
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Definition
| gel-like substance inside the cell where most of the cell's activities take place |
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Term
| nucleus, or nuclei (many nucleus) |
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Definition
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Definition
| thin structure that surrounds and protects the nucleus |
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Definition
| small structure in the cytoplasm that does a special job |
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Term
| mitochondrion or mitochodnria (many mitochondrion) |
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Definition
| structure that releases energy for a cell |
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Definition
| small network of tubes inside a cell that substances move along |
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Definition
| small, round structure that makes proteins |
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Definition
| organelle that package and sends materials to other places in the cell |
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Definition
| space in the cytoplasm that stores the different substances a cell needs to survive |
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Definition
| small, round structure that breaks down nutrient molecules and old cell parts |
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Definition
| thick outer layer that surrounds the cell membranes of plants and some simple organisms |
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Definition
| carbohydrate, made up of many sugar molecules, that forms most of the cell wall of a plant cell |
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Definition
| organelle in a plant cell that contains chlorophyll |
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Definition
| green material in chloroplasts that is needed by plants to make food |
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Definition
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Definition
| containing more than one cell |
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Definition
| fingerlike extension on the cytoplasm |
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Term
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Definition
| cell that controls the size of a stoma |
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Term
| stoma or stomata (many stoma) |
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Definition
| tiny openings in the upper and lower surfaces of a leaf |
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Term
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Definition
| movement of material from an area where molecules are crowded to an area where they are less crowded |
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Term
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Definition
| movement of materials through a membrane without the use of energy |
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Definition
| movement of water through a membrane |
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Term
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Definition
| movement of materials through a membrane using energy |
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Term
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Definition
| the ability to do work or cause change |
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Definition
| food-making process in plants and other organisms that uses sunlight |
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Definition
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Definition
| process by which a cell releases energy from food without using oxygen |
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Definition
| cell parts that determines what traits a living thing will have |
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Definition
| threadlike material that makes up a chromosome |
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| new cell produced by cell division |
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