Multiple choice Which of the following is NOT applicable to Rifampin? It is derived from Amycolatopsis rifamycinica. It is a bactericidal antibiotic drug. It is used to treat tuberculosis. It specifically inhibits bacterial RNA-dependent DNA polymerase. It is broad-spectrum antibiotic. Reveal answer Fill a bubble to check yourself D Correct answer Explanation Rifampicin inhibits bacterial DNA-dependent RNA synthesis by inhibiting bacterial DNA-dependent RNA polymerase.