click below
click below
Normal Size Small Size show me how
CellsTissues Organs
LC Biology Ireland
| Term | Definition |
|---|---|
| cell | basic/smallest structural unit of living things capable of functioning independently |
| tissue | group of cells with a similar function |
| organ | group of tissues with a similar function |
| organ system | group of organs with a similar function |
| 2 Plant tissue examples | Meristematic and Vascular tissues |
| 2 Animal tissue examples | muscular and nervous [tissue] |
| Function Meristematic tissue | Area of active cell division (mitosis) which produces ‘simple’ cells |
| Function Vascular tissue | Tissue involved with transport of water & food in a plant |
| Function of muscular tissue | a tissue that can only contract and relax for movement |
| Function of Nervous tissue | tissue that transmits electrical impulses to and from the brain |
| 1 plant organ | root |
| Function of root | anchors plant or stores food or absorbs water |
| 1 animal organ | Skin |
| Function of skin | temperature control or sense organ |
| example of animal organ-systems | digestive system |
| tissue culture | a method for growing individual cells with a similar function outside an organism. |
| organelle | a structure in a cell specialised to perform specific function |