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17 Cards in this Set
- Front
- Back
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unicellular
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single cell
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light microscope
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shines light through what you are looking at
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cell membrane
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all cells have one around the outside
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cytoplasm
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a jelly like substance inside the membrane
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organelles
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small structures found in cytoplasm
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nucleus
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inside every cell (organelle)
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cellulose
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all plant cells have a cell wall made of this
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fully permeable
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spaces between fibers are very large and large molecules can fit through
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Cell surface membrane/plasma membrane
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the membrane surrounding each cell
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Partially permeable
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when the membrane allows some substances to pass through but not all
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metabolic reactions
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many take place in cytoplasm; the chemical reactions of life
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cell sap
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inside vacuoles; solution of sugars and other substances
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Chlorophyll
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Green coloring or pigment inside chloroplasts; absorbs sunlight and the energy is used for photosynthesis
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Chromosomes
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in nucleus and store genetic information; made of DNA
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tissue
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group of cells that specialize in one task
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Organ
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a group of tissues that work together if though they have their own tasks
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Structure of organisms
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organelles make up cells, which make up tissues, which make up organs, which make up organ systems, which make up organisms
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