41. Chemically the capsule maybe

A. polypeptide
B. polysaccharide
C. either (a) or (b)
D. none of these

42. Peptidoglycan is found only in the bacterial

A. cell membrane
B. glycocalyx
C. cell wall
D. spore

43. The cell walls of Gram positive bacteria contain two modified sugar, viz. N- acetylglucosamine (NAG) and N-acetylmuramic acid (NAM). They are covalently linked by

A. α- 1,4-glycosidic bond
B. β-1,6-glycosidic bond
C. α- 1,6-glycosidic bond
D. β- 1,4-glycosidic bond

44. Which of the following organism has sterols in their cytoplasmic membrane?

A. Clostridium
B. Proteus
C. Mycoplasma
D. Bacillus

45. Name the component of the flagellum.

A. Filament
B. Hook
C. Basal body
D. All of these