Cell Theory & Types of Cells
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Created by:
amcdaniel999 on October 16, 2011
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20 terms
Terms | Definitions |
|---|---|
 cell | smallest living unit |
| cell theory | 1) all living things are composed of cells 2) cells are the basic unit of structure and function of life 3) new cells come from old cells --> life comes from life |
| organelles | structure that performs job inside a cell |
| prokaryotes | do not keep DNA in nucleus |
| eukaryotes | keep DNA safe in a nucleus |
| nucleus | holds and keeps DNA safe; a vault for DNA; plants/animals |
| nucleolus | produces ribosomes; plants/animals |
| ribosomes | produce protein; plants/animals |
| centriole | involved in cell division; animals |
| cell wall | protects inside of cell from injury and gives cell structure; plants/animals |
| cell membrane | separates inner and exterior cell; acts like glue to hold cell together; plants/animals |
| chloroplast | captures light energy to conserve free energy; plants |
| vacuole | isolates harmful material, removes waste, exports unwanted material, holds water in plant cells; plants/animals |
| mitochondria | converts energy stored in food into compounds that the cell uses |
| cytoplasm | Portion of the cell outside the nucleus, holds all the organelles together |
| lysosome | Break down proteins into small molecules that can be used by the rest of the cell |
| smooth endoplasmic reticulum | stores steriods |
| rough endoplasmic reticulum | involved in the making of proteins |
| golgi aparatus | modifies, sorts, packages & "ships" proteins |
| vesicle | Store and transport materials between cell organelles |
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