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24 Cards in this Set
- Front
- Back
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Compound Microscope
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A type of microscope that increases magnification by using more than one lens
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Cell
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The smallest unit of living matter that can perform life functions
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Cell Theory
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What most scientists consider to be generally true about cells such as the idea that cells are the basic unit of structure and function
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Unicellular Organisms
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Organisms that are made up of only one cell
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Multicellular Organisms
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Organisms that are made up of more than one cell
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Flagellum
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A long, whip like structure that propels a cell through water
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Cilia
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Short hairlike parts on the surface of a cell
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Psuedopod
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An extension of the inside fluid of the cell that allows for the movement of some unicellular organisms
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Cell Membrane
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The very thin covering that surrounds a cell
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Cytoplasm
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A gel-like substance inside the cell membrane
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Nucleus
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A structure that has a membrane around it and directs the activities of a cell
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Eukaryotic Cells
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Cells with a nucleus
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Prokaryotic cells
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Cells that do not have a nucleus
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Organelles
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Structures within the cytoplasm of a eukaryotic cell
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Vacuoles
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An area in a cell that stores food, water, and other materials a cell may need
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Mitochondria
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An organelle in which energy is released from the cell's food (power plant for cells)
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Cell Wall
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A rigid structure outside the cell membrane that supports and protects the plant cell
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Chloroplasts
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Small, oval or disk-shaped structures that contain chlorophyll
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Energy
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The ability to make things happen, to cause change, or to do work
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Diffusion
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The movement of particles from where they are more concentrated to where they are less concentrated
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Osmosis
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The diffusion of water through a membrane
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Active Transport
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The movement of materials by living cells from areas of lower concentration to areas of higher concentration
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Respiration
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The process by which cells release energy from food
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Photosythesis
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The process by which green plants use energy from light to produce food
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