List of top Biochemistry Questions on Microbiology

Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A): Rifampicin is used to treat various bacterial infections particularly tuberculosis. Reason (R): It acts by disrupting the bacterial cell-wall, nuclear membrane and mitochondria. In the light of the above statements, choose the most appropriate answer from the options given below:

Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A): Penicillin is an antibiotic that is used for killing bacteria. Reason (R): Antibiotic penicillin kills bacteria by inhibiting bacterial cell wall synthesis. In the light of the above statements, choose the most appropriate answer from the options given below:

From the evolutionary standpoint, extreme thermophiles are more closely connected with: