July 27 - July 27 1 Organelle specialized subunit within a...

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July 27 1. Organelle: specialized subunit within a cell that has a specific function Cell: the functional unit of all known living organisms Tissue: a tissue is an ensemble of cells, not necessarily identical, but from the same origin, that together carry out a specific function Organ: formed by the functional grouping together of multiple tissues Organ system: a group of organs that work together to perform a certain task Organism: A group of systems composes an organism 2. Organelle: mitochondrion Cell: cells in small intestine Tissue: epithelial tissue Organ: small intestine Organ system: digestive system Organism: human 3. Epithelial cell/ epithelial tissue Connective tissue cell/ connective tissue Nerve cell/ nerve tissue Muscle cell/ muscle tissue 4. Ex, digestive system: digestion and absorption of food. Circulatory system: transport gases and nutrients throughout the body 5. Homeostasis: maintain relatively constant internal environment. Regulate internal env. Homeostatic system: always in homeostasis level Steady state: relatively constant internal environment compare to external environment. 6.
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This note was uploaded on 09/02/2010 for the course BIO 1A taught by Professor Schlissel during the Summer '08 term at Berkeley.

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July 27 - July 27 1 Organelle specialized subunit within a...

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