The cell walls of Gram positive bacteria contain two modified sugar, viz. N- acetylgucosamine (NAG) and N- acetylmuramic acid (NAM). They are covalently linked by
Options:
A . α- 1,4-glycosidic bond
B . β-1,6-glycosidic bond
C . α- 1,6-glycosidic bond
D . β- 1,4-glycosidic bond
Answer: Option D Answer: (d).β- 1,4-glycosidic bond
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