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Cells & Body Systems

TermDefinition
organelle a membrane-bound structure inside a cell that performs a specialized function
prokaryotic a type of cell that does not have a nucleus.
eukaryotic a type of cell that has a nucleus.
multicellular an organism made up of more than one cell and is often made up of different types of cells
unicellular an organism made up of one cell
cell the basic structural and functional unit of living organisms
cell membrane thin protective layer surrounding ALL cells. Allows water and other materials to pass through it.
cell wall a tough, protective barrier that surrounds the outer membrane of some types of cells
nucleus found only in eukaryotic cells. Contains all information for cells to live. Directs all activities.
DNA the molecule that carries genetic information for the development and functioning of an organism.
mitochondria Releases energy for use by cell. Found in both plant and animal cells.
chloroplast Contains chlorophyll, which undergoes photosynthesis to make the sugar glucose, which is a form of energy. found in plant cells only.
vacuole Storage facility. Can store water, waste, food, or other cell materials. In plant cells, the vacuole can be most the entire cell.
function what something does
cytoplasm the Jelly-like liquid that fills the inside of a cell.
specialized having characteristics that allow specific functions to be performed
Endoplasmic Reticulum (ER) Process and move materials around the cell. Rough ER has ribosomes, Smooth ER does not
Golgi Bodies Sort proteins and other cell substances and packages them in vesicles. Delivers the vesicles within or out of the cell.
Ribosomes Can be found in cytoplasm or on ER. Makes proteins.
Lysosomes Contain enzymes that break down and recycle material. In Animal Cells
Created by: MrHeyen
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