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14.1 Vocab
Term | Definition |
---|---|
Cell | Is the basic unit of structure and function in a living thing. |
Cell Membrane | Forms the outside boundary of the cell. |
Nucleus | Is the control center that directs the cell’s activities. |
Cytoplasm | Clear, jelly like substance containing lots of organelles. |
Tissue | Is a group of similar cells that perform the same function. |
Muscle Tissue | Can contract, or shorten. |
Nervous Tissue | Directs and connects the muscle tissue process. |
Connective Tissue | Give support to your body and connects it all. |
Epithelial Tissue | The surface of your body. |
Organ | A structure that is made up of a bunch of tissues. |
Organ System | A group of organs that work together. |
Homeostasis | The body's tendency to keep an internal balance. |
Stress | Your reaction to potentially threatening or challenging events. |