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Section 2
Cells and Cell Parts
| Question | Answer |
|---|---|
| Define Cell. | is the basic unit of all living things. |
| What is the cell organization ? | Cells->tissues->organs->organ system |
| Define Prokaryotes. | they are cells without membrane bound structures. |
| Define Eukaryotes. | they are cells with membrane bound structures. |
| Define Organelles. | they are much smaller parts of a eukaryotic cell that have specific function. |
| Plasma Membrane (Cell Membrane) | it controls what enters and leaves a cell. |
| Cell Wall | an inflexible barrier that protects and gives plant cells support. |
| Nucleus | it controls the center of the cell- contains the directions to make proteins. |
| Ribosomes | they are the sites of protein assembly. |
| Vacuoles | they are used for temporary storage of materials or water. |
| Mitochondria | it converts glucose into ATP |
| What Does ATP stand for ? | it means Adenine TriPhosphate; is energy that can be used by the cell. |