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Cells Vocabulary

TermDefinition
Cell Membrane outer boundary of the cell that allows certain materials in and out of the cell.
Cell Wall surrounds the cell membrane and provides structure for shape and protections
Cytoplasm gel-like substance that allows nutrients and other materials to move around in the cell
Nuclear Membrane a boundary that separates the nucleus and cytoplasm - it controls what enters and leaves the nucleus
Nucleus controls all of the activities of the cell - contains chromosomes (DNA)
Nucleolus like a small nucleus inside of the nucleus that contains (RNA) and ribosomes to make proteins
Endoplasmis Reticulum (ER) transports materials in the cell ROUGH ER is closest to the nucleus and has ribosomes stuck on it SMOOTH ER has no ribosomes
Mitochondria power house of the cell - breaks down food and releases energy (TPA) to the cell. This is called respiration.
Ribosomes makes protein for the cell -- found in the nucleus (nucleolus), stuck on the rough ER, and floating free inthe cytoplasm
Vacuoles storage area for the cell
Golgi Bodies customize the proteins by adding carbohydrates and lipids to them to prepare them for whatever job they have to do
Lysosomes contains digestive juices (enzymes) to breakdown nutrients -- if a cell is damaged the lysosomes will release their juices and destroy the cell
Vesicle releases molecules out of the cell
Centriole helps the cell when it is time to divide
Chromosomes (genetic material located in the nucleus) blue prints for the cell
Cytoskeleton the structural support system for the cell
Chloroplasts (found in PLANTS) capture energy from sunlight and use it to produce food for the cell
Chlorophyll green pigment found in the chloroplasts of plants, algea, and some bacteria
Created by: schastain