NEET2001BotanyCell - The Unit of LifeActual
Some Gram -ve bacteria have peptidoglycan and an extra layer of
Options
- Alipo-polysaccharide
- Btechoic acid
- Ccellulose
- Dboth (2) and (3).
Correct answer
A. lipo-polysaccharide
Step-by-step solution
Cell wall is two layered and wavy in Gram (-) bacteria. The wall contains peptidoglycan in the inner layer. The outer layer has lipopolysaccharides, proteins and phospholipids.