Multiple choice Which one of the following statements is not applicable to Rifamycin? 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 a broad-spectrum antibiotic. Reveal answer Fill a bubble to check yourself D Correct answer Explanation Rifamycin inhibits bacterial DNA-dependent RNA synthesis by inhibiting bacterial DNA-dependent RNA polymerase.