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Q. Choose the wrong statements regarding bacterial cell.
a. Glycocalyx is the outer most envelope in bacteria
b. The glycocalyx could be a loose sheath called capsule
c. The glycocalyx may be thick and tough called slime layer
d. A special structure formed by the plasma membrane is called mesosome
e. Small bristle like fibres sprouting out of the cell are called fimbriae

KEAMKEAM 2012Biological Classification

Solution:

Glycocalyx (mucilage sheath) is the outermost layer of the bacterial cell envelope which consists of non-cellulosic polysaccharides with or without proteins. It may occur in the form of a loose sheath, called slime layer. If it is a thick covering, it is called capsule. So the point b and c are wrong.