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.
The DRY TRANSFER decal (letters in this case) are extremely thin and carry their own adhesive for very easy and permanent application. Just burnish over the letter and it's done. There is no downside to this type of decal. It's the best technique of the lot!