Micro Organisms
The idea of selective toxicity was first proposed by

Louis Pasteur
Alexander Fleming
Paul Ehrlich
Antony van Leeuwenhoek

ANSWER DOWNLOAD EXAMIANS APP

Micro Organisms
Archeal cells usually do not contain peptidoglycan, rather contain pseudo-peptidoglycan which is mainly composed of

N-acetylmuramic acid and D-amino acids
N-acetyltalosaminuronic acid and D-amino acids
N-acetyltalosaminuronic acid and L-amino acids
N-acetylmuramic acid and L-amino acids

ANSWER DOWNLOAD EXAMIANS APP