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Science Vocab
Term | Definition |
---|---|
Homeostasis | maintenance of a constant internal state in a changing environment. |
Cell | basic unit of structure and function of a living thing. |
Tissues | made of the same type of cells grouped together to do a specific job. |
Organs | made up of different tissues that work together to do a job |
Organ Systems | a group of organs working together. |
Organisms | Sum of all cells, tissues, organs and organ systems |