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Science Unit11 Vocab
Spencer Unit11 Vocb
| Question | Answer |
|---|---|
| cell | The smallest unit of all living organisms. |
| unicellular | organism made up of only one cell |
| organism | any self-contained living thing |
| multicellular | organism made up of more than one cell |
| prokaryotic cell | a cell lacking a nucleus or any other membrane-enclosed organelle |
| eukaryotic cell | a cell with a nucleus and membrane-bound organelles |
| autotrophic | a organism which makes its own food (example: plants) |
| heterotrophic | a organism which has to find food (example: us) |
| organelle | membrane-bound structure inside a cell that performs a specialized function |
| nucleus | membrane-bound structure in eukaryotic cells that contains the DNA |
| cell theory | states that the cell is the basic unit of life, all living organisms are composed of cells, and all cells come from pre-existing cells |
| cell membrane | protective layer that surrounds a cell or an organelle |
| DNA (deoxyribonucleic acid) | contains information that forms the hereditary material of all cells |
| domain | broadest taxonomic classification of organism |
| kingdom | second broadest taxonomic classification of organisms |
| autotroph | organisms that make their own food: ex. Producers |
| heterotrophic | organisms that do not make their food: ex. Consumers (carnivores, herbivores, omnivores) |
| asexual reproduction | mode of reproduction with only one parent |
| sexual reproduction | mode of reproduction with two parents |
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bspencer61
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