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Unit 3 Vocab
| Question | Answer |
|---|---|
| The smallest unit that can perform all life processes | 1. cell |
| The region of the cell within the membrane that includes the fluid, the cytoskeleton, and all the organelles except the nucleus | 2. cytoplasm |
| The soluble portion of the cytoplasm, which includes molecules and small particles, such as ribosomes, but not the organelles covered with membranes | 3. cytosol |
| A single-celled organism that has no nucleus and has no membrane-bound organelles | 4. prokaryote |
| An organism made up of cells that have a nucleus enclosed by a membrane, multiple chromosomes, and a mitotic cycle | 5.eukaryote |
| One of the small bodies that are found in the cytoplasm of a cell and that are specialized to preform a specific function. | 6. organelle |
| The cytoplasmic network of protein filaments and tubes that play an essential role in cell movement, shape and division | 7. cytoskelelton |
| One of the small, tubular fibers composed of the protein tubulin that are found in the cylopl | 8. microtubule |
| A fiber found inside eukaryotic cells that is composed mainly of the protein actin and that has a role in cell structure and movement | 9. microfilament |
| A hairlike structure arranged in tightly packed rows that projects from the surface of some cells | 10. cilium |
| A long, hairlike structure that grows out of a cell and enables the cell to move | 11. flagellum |
| An organelle of plant cells that contains specific substances and performs specific functions for the cell | 12. plastid |
| The cell's outer boundary (cell membrane) | 13. plasma membrane |
| In a eukaryotic cell, a membrane-bound organelle that contains the cell's DNA and that has a role in processes such as growth, metabolism, and reproduction | 14. nucleus |
| In a eukaryotic cell, one of the structures in the nucleus that are made up of DNA and protein | 15. chromosome |
| An organelle that is composed of two short microtubules at right angles to each other and that had an active role in mitosis | 16. centriole |
| An organelle found in plant and algae when photo synthesis occurs | 17. chloroplast |
| A green pigment that is present in most plant cells, that gives plants their characteristic green color, and that reacts with sunlight, carbon dioxide, and water to from carbohydrates | 18. chlorophyll |
Created by:
madisonpendle
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