Biology · Microbiology and Antibiotics
The table below describes the effect of various antibiotics on protein translation in bacteria. Column X (Antibiotic)Column Y (Mechanism of action)A. Erythromycin(i) Binds to 23S rRNA in the 50S subunit of the ribosome and inhibits translocationB. Chloramphenicol(ii) Binds to 50S ribosomal subunit and inhibits peptidyl transferase activityC. Tetracycline(iii) Binds to 30S ribosomal subunit interfering with binding of aminoacyl tRNAD. Streptomycin(iv) Binds to 16S rRNA in the 30S subunit of the ribosome causing misreading Which one of the following options represents all correct matches between Column X and Column Y?
- 1A - ii, B - iii, C - iv, D - i
- 2A - iii, B - i, C - ii, D - iv
- 3A - i, B - iii, C - ii, D - iv
- 4A - i, B - ii, C - iii, D - iv✓
Correct answer
A - i, B - ii, C - iii, D - iv
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