1.

A potein inhibitor of protein synthesis that acts as an analogue of aminacyl-t-RNA is `:`A. rifampicinB. promycinC. mitomyociin CD. streptomycin

Answer» Correct Answer - B
Puromycin is a structural analogue of the aminoacyl end of the t-RNA . It irreversibly reacts with the peptidyl t-RNA, thereby terminating protein synthesis.


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