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cells
| word | definition |
|---|---|
| Organelle | a structure inside of a cell that performs a specific function |
| cytoplasm | jelly like material in the outer membrane that holds the organelles in place. |
| cell membrane | a lipid barrier that encloses cytoplasm in the organelle and that controls what comes in and goes out. |
| cell wall | a tough barrier that surrounds the membrane and provides rigid support and is only found in plant cells |
| nucleus | found in all eukaryote cells contains d.n.a |
| mitochondria | the source of energy production |
| vacuole | a large fluid filled organelle present in all plant cells and only certain animal cells |
| chloroplast | found only in plant cells, site of phitosynthesis |
| cell theory | states that cells are the basic building block of life |
| lysosome | organelle contains enziymes that break down molecules |
| photosynthesis | chemical reaction in which plants transform radiant energy into chemical energy for food |
| cellular respiration | process of obtaining energy from the breaking of chemical bonds in nutrients |