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science
| question | answer |
|---|---|
| 1. organism | things that have all the characteristics of life |
| 2. cell | the smallest unit of life |
| 3. unicellular | living things that are made of only one cell |
| 4. multicellular | living things that are made of two or more cells are called |
| 5. homeostasis | an organism ability to maintain steady internal condition when outside conditions change |
| 6.binomial nomenclature | gives each organism a two- word scientific name |
| 7. species | is a group of orgnisms that have similar traits and are able to produce fertile offspring |
| 8. genus | is a group of similar species |
| 9. dichotomous key | is a series of descriptions arranged in pairs that lead the user to the identification of an unknown organism |
| 10. cladogram | is a branched diagram that shows the relationship among organisms including common ancestors |
| 11. light microscope | use light and lenses to enlarge an image of an object |
| 12. compound microscope | a light microscope that uses more than one lens to magnify an object |
| 13. electron microscope | use a magnetic field to focus a beam of electrons through an object or onto an object or onto an object surface |