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bio chapter 1 S1
Vocabulary
| Question | Answer |
|---|---|
| the study of life | biology |
| high degree of order within an organisms internal and external parts and in its interactions with the living world | organization |
| smallest unit that can perform all lifes processes | cell |
| organism made up of a single cell | unicellular |
| organism made up of multiple cells | multicellular |
| structures that carry out specific jobs within an organ system | organ |
| groups of cells that have similier abilities and that allow the organ to function | tissue |
| tiny structures that carry out functions neccessary for the cell to stay alive | organelle |
| the chemical compounds that provide physical structure and that bring about movement, energy use, and other cellular functions | biological molrcule |
| the maintance of a stable level of internal conditions even though environmental conditions are constantly changing | homeostasis |
| the sum of all the chemical reactions that take in and transform energy and materials from the environment | metabolism |
| the formation of two new cells from an existing cell | cell division |
| the process by which an organism becomes a mature adult | development |
| the process of producing offspring | reproduction |
| a short segment of DNA that contains the instructions of a single trait of an organism | gene |