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Living Things
Dowd's Living Things Vocabulary
| definitions | vocabulary |
|---|---|
| any living thing | organism |
| smallest unit of structure in an organism | cell |
| process of changing into a more complex organism | development |
| something in the environment that causes an organism to react | stimulus |
| action of an organism as a result of a stimulus | response |
| to produce offspring similar to the parents | reproduce |
| organism that can make its own food | autotroph |
| organism that can not make its own food | heterotroph |
| regulation of internal life-maintaining conditions at constant levels | homeostasis |
| naming system that gives each organism a two part scientific name | binomial nomenclature |
| first part of a scientific name for a group of organisms that are closely related | genus |
| second part of a scientific name for one specific kind of organism that can reproduce | species |
| center of a cell that controls the cell | nucleus |
| first and largest category used to classify organisms | kingdom |