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Cells
Cells... and what make them up!
Term | Definition |
---|---|
Diffusion | The movement of molecules from an area of high concentration to lower concentration. |
Osmosis | The diffusion of water from an area of high concentration to lower concentration. |
Nucleus | The control center of the cell. |
Cell Membrane | The flexible boundary of the cell that is selective about what it lets in and out of the cell. |
Cytoplasm | Fills the cell and helps support and move the organelles. |
Endoplasmic Reticulum (E.R) | Can be smooth or rough. Rough E.R. contains ribosomes and helps to make and transport proteins. |
Lysosome | Helps manage and get ride of waste in the cell. |
Cell Wall | Only found in plant cells. Gives shape and structure to the cell. |
Chloroplast | Only found in plant cells. Contains chlorophyll (green pigment) that helps plants make food. |
Mitochondria | Powerhouse of the cell where chemical energy (from food) is transferred into mechanical energy for the cell. |