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n. A minute round particle composed of RNA and protein that is found in the cytoplasm of living cells and serves as the site of assembly for polypeptides encoded by messenger RNA.

n. Small organelles found in all cells; involved in the production of proteins by translating messenger RNA.

n. an organelle in the cytoplasm of a living cell; they attach to mRNA and move down it one codon at a time and then stop until tRNA brings the required amino acid; when it reaches a stop codon it falls apart and releases the completed protein molecule for use by the cell

"The active site consists of RNA (white strands), not protein (orange), supporting the conclusion that the ribosome is a ribozyme."

organelle    cell organelle    cell organ   

ribosomic    ribosomal   

polyribosome   

breech-bolt    pen-lift    bellyband    autologous    biweekly    nonpressure    warpdrive    firing pin    torquemeter    synodical