Bacteria Morphology Which of the following bacteria lack a cell wall and are therefore resistant to penicillin? Cyanobacteria Bdellovibrios Spirochetes Mycoplasmas Cyanobacteria Bdellovibrios Spirochetes Mycoplasmas 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-1,6-glycosidic bond α- 1,4-glycosidic bond β- 1,4-glycosidic bond α- 1,6-glycosidic bond β-1,6-glycosidic bond α- 1,4-glycosidic bond β- 1,4-glycosidic bond ANSWER DOWNLOAD EXAMIANS APP
Bacteria Morphology Which of the following structure(s) is /are external to cell wall? Flagella All of these Stalks Sheath Flagella All of these Stalks Sheath ANSWER DOWNLOAD EXAMIANS APP
Bacteria Morphology The arrangement, in which flagella are distributed all round the bacterial cell, is known as monotrichous amphitrichous lophotrichous peritrichous monotrichous amphitrichous lophotrichous peritrichous 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 has peptidoglycan as a major constituent of cell wall? Fungi Gram-negative bacteria None of these Gram-positive bacteria Fungi Gram-negative bacteria None of these Gram-positive bacteria ANSWER DOWNLOAD EXAMIANS APP
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