Cell Vocabulary – Flashcards
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Cell
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A membrane covered structure with all the elements necessary for life.
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Tissue
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A group of cells working together to do the same job.
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Organ
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Two or more tissues working together to do a job.
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Organ System
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Organs working to do similar jobs.
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Cell membrane
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Thin layer that protects the cell by controlling what goes in and out of the cell.
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Organelle
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Structures that help the cell live, grow, and reproduce.
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Nucleus
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A membrane-covered organelle that contains the cell's DNA.
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Prokaryotic cell
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Cells that do not have a nucleus.
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Eukaryotic cell
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Cells that do have a nucleus.
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function
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the job a structure does
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structure
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An object that is defined by its shape and the material it is made of.
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Ribosome
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Organelles that hook amino-acids together to make proteins.
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Mitochondria
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Organelle that makes energy for all cell functions.
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cytoplasm
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jelly-like material that hold the organelles in place
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organism
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a living thing that can carry out the life processes on its own
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diffusion
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the movement of particles from where its crowded to where its not crowded
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osmosis
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the diffusion of water across a membrane
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ATP
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the molecule that provides energy for cell processes
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photosynthesis
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process where plants make energy
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chloroplast
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cell organelle in plants that makes energy by photosynthesis
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lysosome
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organelle that cleans up waste in cells
