a codon that stops the synthesis of a protein molecule.
Any of three codons in a molecule of messenger RNA that do not code for an amino acid and thereby signal the termination of the synthesis of a protein. The three stop codons are UAA, UAG, and UGA, where U is uracil, A is adenine, and G is guanine. Also called termination codon.
- Chain transmission
noun See chain drive
channel2 . a horizontal timber or ledge built outboard from the side of a sailing vessel to spread shrouds and backstays outward. noun a broad strait connecting two areas of sea the bed or course of a river, stream, or canal a navigable course through a body of water (often pl) a means or agency […]
sprocket (def 1).
any decorative product, handiwork, etc., in which parts are looped or woven together, like the links of a chain.