Class 11 NEET Biology Biological Classification Questions Part 1

(b) : Mycoplasma are small, unicellular, (nonmotile) prokaryotic organisms. They are pleomorphic. Therefore they are known as pleuro pneumonia like organisms (PPLO). They lack cell wall. It contains cytoplasm, ribosomes and DNA. They are inhibited by tetracyclines but insensitive to penicillin. They cause various diseases.