Exploring and Classifying LIfe
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15 terms
Terms | Definitions |
|---|---|
 organism | living things |
| cell | smallest unit of organisms that carries on life functions |
| phylogeny | evolutionary history of an organism, or how it had changes over time |
| kingdom | first and largest category in the scientific classification system of organisms |
| binomial nomenclature | two-word naming system for organisms; first word is the genus the second word is the species |
| genus | a group of similar species |
| scientific methods | organized problem solving procedure in science |
| variable | what is being tested in an experiment |
| control | standard used to compare with the outcome of the test |
| homeostasis | the maintenance of steady conditions inside an organism |
| hypothesis | a prediction that can be tested |
| theory | an explanation of things based on scientific knowledge that is the result of many observations and experiments |
| law | a statement about how things work in nature that seems to be true all of the time |
| spontaneous generation | the idea that living things come from non-living things |
| biogenesis | theory that all living things come only from other living things |
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