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Cell Basics
Cells have many parts that work together to control an organism.
| Term | Definition |
|---|---|
| Cell | —the basic building blocks of all living things. |
| Cell Theory | —has three main parts: (1) All living things are made of cells. (2) All life activities take place IN cells (3) Existing cells make new cells. |
| Microscope | —an instrument used to magnify very little things. |
| Animal Cell | —the type of cell found only in animals and people. |
| Plant Cell | —the type of cell found only in plants |
| Cell Wall | —the stiff outer layer of a PLANT CELL that protects the cell and gives it shape. |
| Cell Membrane | —a thin layer that covers both plant and animal cells and controls what goes in and out of the cells. |
| Cytoplasm | —a colorless, jellylike substance that fills the inside of both plant and animal cells. |
| Mitochondria | —an organelle in a plant or animal cell that breaks down sugars to produce energy for the cell. |
| Chloroplast | —a structure in a plant cell that helps the plant makes its own food. |
| Vacuole | —a storage space in a plant or animal cell |
| Nucleus | —the control center of the cell |
| Nuclear Membrane | —a thin layer that surrounds the nucleus and controls what comes in and out. |
| Chromosone | —a small structure in the nucleus that is made of DNA. It contains the instructions for all the activities of the cell and the traits of the organism. |
| DNA | —the chemical that makes up the chromosones. It is called the "blueprint of life" because it contains the information to build an organism. |