Bacteria Morphology Which is most likely to be exposed on the surface of a gram-negative bacterium? Phospholipids Lipoteichoic acid Protein involved in energy generation Pore protein (porin) Phospholipids Lipoteichoic acid Protein involved in energy generation Pore protein (porin) ANSWER DOWNLOAD EXAMIANS APP
Bacteria Morphology Chemically the capsule may be none of these polypeptide polysaccharide either (a) or (b) none of these polypeptide polysaccharide either (a) or (b) ANSWER DOWNLOAD EXAMIANS APP
Bacteria Morphology Which of the following is not true about peptidoglycan? None of these It is a polymer consisting of N-acetyl glucosamine, N-acetyl muramic acid and amino acids (alanine, lysine, etc.) It occurs in the form of a bag shaped macro molecule surrounding the cytoplasm membrane It is present in prokaryotic cell wall None of these It is a polymer consisting of N-acetyl glucosamine, N-acetyl muramic acid and amino acids (alanine, lysine, etc.) It occurs in the form of a bag shaped macro molecule surrounding the cytoplasm membrane It is present in prokaryotic cell wall ANSWER DOWNLOAD EXAMIANS APP
Bacteria Morphology Which of the following bacteria lack a cell wall and are therefore resistant to penicillin? Spirochetes Cyanobacteria Mycoplasmas Bdellovibrios Spirochetes Cyanobacteria Mycoplasmas Bdellovibrios ANSWER DOWNLOAD EXAMIANS APP
Bacteria Morphology Peptidoglycan is also known as murein mucopeptide N acetylglucosamine N-acetyl muramic acid mesodiaminopimetic acid murein mucopeptide N acetylglucosamine N-acetyl muramic acid mesodiaminopimetic acid ANSWER DOWNLOAD EXAMIANS APP
Bacteria Morphology 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 α- 1,6-glycosidic bond β- 1,4-glycosidic bond α- 1,4-glycosidic bond β-1,6-glycosidic bond α- 1,6-glycosidic bond β- 1,4-glycosidic bond α- 1,4-glycosidic bond β-1,6-glycosidic bond ANSWER DOWNLOAD EXAMIANS APP
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