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Cell Organelles

TermDefinition
mitochondria organelles that are the sites of cellular respiration; 'powerhouse' of the cell
prokaryote A unicellular organism that lacks a nucleus and membrane bound organelles
eukaryote A cell that contains a nucleus and membrane bound organelles
cell wall A rigid structure that surrounds the cell membrane and provides support to the cell
cell membrane A thin, flexible barrier around a cell; regulates what enters and leaves the cell
cytoplasm A jellylike fluid inside the cell in which the organelles are suspended
nucleus A part of the cell containing DNA and RNA and responsible for growth and reproduction
nucleolus a region of the nucleus where ribosomal RNA (rRNA) is produced; where ribosomes are made
central vacuole a membrane-bound compartment in a plant cell that helps regulate the water content of the cell, store waste material, and support the cell through internal pressure
ribosomes small organelles, made of RNA and protein; sites of protein synthesis
endoplasmic reticulum a network of membranes in a eukaryotic cell (smooth ER without ribosomes attached), some with ribosomes attached (rough ER), that is interconnected with the outer nuclear membrane
Gogli body (apparatus) a membranous organelle of a eukaryotic cell, which manufactures or modifies, packages, sorts, and transports molecules of the cell
lysosomes membrane-bound organelles, usually spherical, that contain enzymes to break down molecules in eukaryotic cells
chloroplast An organelle found in plant and algae cells where photosynthesis occurs
Created by: kmaddix
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