A) Tetracyclin
B) Streptomycin
C) Erythromycin
D) Penicillin
Correct Answer: C
Solution :
Erythromycin antibiotic is synthesised by Streptomyces erythraeus. It is usually bacteriostatic and binds with the 23 S\[rRNA\]of the 50S ribosomal subunit to inhibit peptide chain elongation during protein synthesis. Erythromycin is a relatively broad-spectrum antibiotic it is effective against Gram-positive bacteria mycoplasmas and a few Gram-negative bacteria.
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