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Life Science: Cells
Vocabulary for Cells and Microorganisms
Term | Definition |
---|---|
microscope | a tool that makes tiny objects appear much larger |
cell membrane | a covering that surrounds and protects the cell |
cytoplasm | thick fluid inside the cell membrane |
nucleus | the control center of the cell |
organelle | a small structure that does a certain job in a cell |
cell wall | a stiff covering outside the cell membrane |
chloroplast | use light energy from the sun to make food for the plant cell |
microorganism | living things that are too small to be seen without a microscope |
bacteria | single-celled organism that does not have a nucleus |
antibiotic | medicine that cures diseases caused by bacteria |