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Ch.2 Vocab Terms
| Question | Answer |
|---|---|
| Organism | Living Things |
| Cell | The basic unit of structure and function in sn organism |
| Unicellular | One cell organisms |
| Multicellular | Many cell organisms |
| Stimulus | Change in an organism's surroundings that causes the organism to react |
| Response | Action or change in behavior |
| Development | Process of change that occurs during an organism's life to reproduce a more complex organism |
| Spontaneous Generation | Mistaken idea that living things can arise from nonliving sources |
| Autotrophs | Organisms that make their own food |
| Heterotrophs | Organisms that cannot make their own food |
| Homeostasis | Maintenance of stable internal condations |
| 2.1 Vocab Words | |
| Classifications | Process of grouping things based on their similarities |
| Taxonomy | Scientific study of how living things are classified |
| Binomial Nomenclature | Two part naming system |
| Genus | Classifications grouping that contains similar, closely related organisms: First name of a scientific name |
| Species | A group of similar organisms that can mate with each other & produce offspring;second part of a scientific name |
| Prokaryotes | Organisms whose cells lack a nucleus |
| Nucleus | dense area in a cell that contains nucleic acids |
| Eukaryotes | Organisms with cells that contain nucleus |
| 2.3 Vocab. | |
| Microscope | Instrument that makes small objects look larger |
| Cell Theory | Widely accepted explaination of the relationship between cells & living things |
| 2.4 Vocab Words | |
| Organelle | Carry out specific functions within the cell |
| Cell Wall | Rigid layer of living material that surrounds the cells of plants and some other organisms |
| Cell Membrane |