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.
Transfer credit is the measurement of comparable prior learning (courses, experiential or examinations) versus the current offerings of a college or university by assessing the currency and applicability of the credit petition and claims.ransfer credit is the measurement of comparable prior learning (courses, experiential or examinations) versus the current offerings of a college or university by assessing the currency and applicability of the credit petition and claims.