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30 Cards in this Set
- Front
- Back
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Tissue
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a group of cells that work together to perform a spefic job in the body
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Organ
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when two or more tissues work together to perform a specific job
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Organ System
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when organs work together in groups to perform particular job
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Organism
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anything that can live on its own
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Unicellular
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anything that can't live on its own
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Multicellular
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can only excist as a group of cells
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Community
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two or more different populations living in the same area
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Ecosystem
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the community and all of the nonliving things that affect it, such as water, soil, rocks, temperature, and light
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Cell Membrane
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all cells are surrounded by this
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Organelles
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when cells live, grow, and reproduce these are the stuctures
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Cyplotasm
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the fluid and almost everything in it
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Nucleus
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a membrane-covered organelle that holds the cells' DNA
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Prokaryotic
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cells that do not have a nucleus
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Eukaryotic
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cells that have a nucleus
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Bacteria
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very small single celled organisms with out a nucleus
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Cell Wall
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provies strength and support to the cell membrane
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Ribosomes
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the amino acids hooked together to make protiens at very small organelles
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Endoplasmic Reticulum
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a membrane-covered compartment that makes lipids and other materials
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Mitochondria
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where most ATP is produced at bean-shaped organelles
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Chloroplast
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have two membranes and structures that looklike stacks of coins
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Golgi Complex
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when protiens and other materials need to be processed and shiped out of a eukaryotic cell
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Vesicles
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the eukarytoic cell's membrane-covered chamber
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Vacuole
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a plant's membrane-covered chamber
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Lysosomes
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special vesicles in animal cells that contain enzymes
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What is the cmallest unit of life?
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A cell
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What do multicellular organisms do?
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Groups of cells can work together to from tissue
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What do different populations living together in the same area make up?
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A population
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What does the cell theory state?
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that all organisms are made of cells, the basic unit of life, and all cells come from other cells
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What do all cells have?
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A cell membrane
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Wha tare the two energy-producing organelles?
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mitochondria and Chloroplasts
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