Term | Definition |
cell theory | the theory that says that all living things are made up of cells, that cells are the basic unit of life, that each cell has a specific job, and that cells only come from existing cells |
cytoplasm | the region between the cell membrane and the nucleic membrane; jellylike substance |
organelle | one of the small bodies that are found in the cytoplasm; perform a specific function |
prokaryotic cell | cell that doesn't have nucleus or other membrane organelles; bacteria and algae |
eukaryotic cell | cells that have a nucleus and membrane organelles; animals and plants |
cytoskeleton | the cytoplasmic network of protein filliments that make cell's movement, shape, and division possible |
nucleus | in a eukaryotic cell; membrane bound organelle; contains DNA; role in process of growth, metabolism, reproduction |
endoplasmic reticulum | a system of membranes that is found in cytoplasm; assists production, processing, and transport of proteins in the production of lipids |
ribosome | an organelle composed of RNA and protein, the sight of protein synthesis |
Golgi apparatus | an organelle that helps makeand package materials to be transported out of the cell |
vesicle | a small sack that contains materials in eukaryotic cells; forms when par of cell membrane surrounds the materials to be taken into the cell or transported within the cell |
mitochondrion | in eucharyotic cells; organelle that is surrounded by 2 membranes; sight of cellular respiration.. produced ATP |
vacuole | vacuole: organelle that is used to store materials, such as water, food, or enzymes |
lysosome | organelle that contains enzymes |
centriole | cylinder shaped organelle made of protiens tubes arranged in a circle; aids mitosis |
cell wall | rigid structure that gives production, support, and shape to cells in plants, algae, fungi, and bacteria |
chloraplast | an organelle found in plant and algae cells where photosynthesis occurs |
| |
| |
| |
| |
| |