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21 Cards in this Set
- Front
- Back
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orgenells |
Internal structures of cells |
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Cell |
Basic unit of structure and function of living things |
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Tissue |
A group of structurally similar cells that perform the same function |
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organ |
A group of tissues that work together to preform the same function |
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Organ systems |
A group of organs that work together to perform a specific function |
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Organism |
a living thing |
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Vacuole |
to store materials for the cell, such as food, water, or waste. “ |
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Mitochondria |
Mitochondria are the site of respiration and the ‘powerhouses’ of cells, pumping out energy which is then stored in ATP “ |
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Ribosome |
produce proteins by assembling amino acid |
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Nucleus |
protects the cell’s DNA while controlling all other cellular activities, such as cell division, growth, protein production, and cell death. |
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cell membrane |
cell membrane controls which substances enter and leave the cell |
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cell walls |
cell walls support plants and keep them from bursting |
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chloroplasts |
chloroplasts are the site of photosynthesis. |
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micron |
mesure cell structure |
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diffusion |
Movement of substances dissolved in water |
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cell membrane |
controls wich substances can enter and exit |
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Selectively permeable |
a barrier that only allows certain things to pass |
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Osmosis |
spread from high concentration to an area of low |
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Plasmolysis |
the movement of water of a cell causing the cell to shrivel |
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passive transport |
the movement of ions and other substances within the cell walls |
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active transport |
a process that involes movement from lower con to higher con |
