Ribonucleic acid (RNA) is a linear molecule composed of four types of smaller molecules called ribonucleotide bases: adenine (A), cytosine (C), guanine (G), and uracil (U). RNA is often compared ...

VANCOMYCIN, an antibiotic obtained from Streptomyces orientalis, is effective against a number of growing bacteria, particularly those which are Gram-positive. Mutation to resistance towards this ...