App definition, an application, typically a small, specialized program downloaded onto mobile devices: the best GPS apps for your iPhone. See more.
Anticodon. An anticodon is a tri nucleotide sequence complement ary to that of a corresponding codon in a messenger RNA (mRNA) sequence. An anticodon is found at one end of a transfer RNA (tRNA) molecule. anticodon the complement ary codon present on a tRNA molecule.
transfer RNA (tRNA) a kind of RNA that carries an anticodon (three nucleotide bases) and a specific amino acid. The identity of the amino acid is determined by the sequence of nucleotides in the anticodon. There are 64 possible anticodons and about two dozen amino acids that are found in proteins.