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Cellls
Cells
| Term | Definition |
|---|---|
| cell | basic unit of structure and function |
| Hooke | coined the term cell |
| cell size | higher surface area to volume ratio |
| prokaryotes | lacks a nucleus |
| eukaryotes | contain a true nucleus |
| prokaryotic example | bacteria |
| eukaryotic example | plants and animals |
| cell membrane | regulates what enters and leaves the cell |
| cytoplasm | contains mostly water and hold most of the cell's organelles |
| ribosomes | makes proteins; can be found in the cytoplasm or on the Rough ER |
| nucleus | control center of the cell; contains the DNA |
| nucleolus | makes the ribosomes; found in the center of the nucleus |
| golgi apparatus | sorts, packages, and ships out the proteins; acts as a post office |
| chloroplast | site of photosynthesis in plants |
| smooth endoplasmic reticulum (ER) | series of membranes produces and stores lipids; detoxification of alcohols |
| rough endoplasmic reticulum (ER) | series of membranes to transport and assemble proteins |
| centrioles | helps in cell division; made of microtubules |
| cytoskeleton | maintains cell of shape; made of microtubules and microfilaments |
| cell wall | helps support, protect and provide structure for a plant cell |
| mitochondria | powerhouse of the cell; provides energy |
| vacuoles | stores nutrients and water; larger in plant cells than animals |
| lysosomes | contain digestive enzymes to break down and remove waste from the cell |
| cilia | hair-like projections that help in cell movement |
| flagella | whip-tail used in locomotion |
| organelles | little organs; specific structures that perform different functions |
Created by:
tracey_elder