Because A, G, C, and T appear in the DNA, these molecules are called DNA-bases; A, G, C, and U are called RNA-bases. Uracil and thymine are identical except that uracil lacks the 5' methyl group. Adenine and guanine belong to the double-ringed class of molecules called purines (abbreviated as R).
Definition of decalcomania. 1  1 : the art or process of transferring pictures and designs from specially prepared paper (as to glass) 2  2 : decal.
a rhetorical device in which the usual word order of a phrase or sentence is reversed. annomination. adnomination. antanaclasis. a rhetorical device in which the same word is repeated but with a different sense each time.See also grammar. antimetathesis. the switching of the terms of an antithesis. rhetorical device in which the usual word order of a phrase or sentence is reversed. annomination. adnomination. antanaclasis. a rhetorical device in which the same word is repeated but with a different sense each time. See also grammar.