Term | Definition |
cell theory | States that all organisms are made up of one or more cells,the cell is the basic unit of life,and all cells come from other cells |
Cell wall | Rigid structure that enclosed, supports, and protects the cells of plants, algae, fungi,and most bacteria |
Cell membrane | Protective outer covering of all cells that regulates the interaction between the cell and the environment |
Cytoplasm | Constantly moving gelatinlike mixture inside the cell membrane that contains heredity material and is the location of most of a cell's life processes |
ribosome | Small structure on which cells make their own proteins |
Organelle | Structure in the cytoplasm of eukaryotic cell that can act as a storage site, process energy, move materials, or manufacture substances |
Nucleus | Organelle that controls all the actives of a cell and contains hereditarily material made of DNA |
Chloroplast | Green, chlorophyll-containing, plant-cell organelle that captures light energy, which is used to make sugar |
Mitochondrion | Cell organelle where food is broken down, which releases energy. |
Endoplasmic reticulum | Cytoplasmic organelle that moves materials around in a cell |
Golgi body | Organelles that sort and package cellular materials and transport them within the cell or out of the cell. |
Tissue | Group of similar cells that work together to do one job. |
Organ | Structure,such as the heart,made up of different types of tissues that all work together |
Organ system | A group of organs working together to perform a certain function. |