Bacteria Morphology Which of the following structure(s) is /are external to cell wall? All of these Flagella Sheath Stalks All of these Flagella Sheath Stalks 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 β- 1,4-glycosidic bond α- 1,4-glycosidic bond α- 1,6-glycosidic bond β-1,6-glycosidic bond β- 1,4-glycosidic bond α- 1,4-glycosidic bond ANSWER DOWNLOAD EXAMIANS APP
Bacteria Morphology The next to last step in peptidoglycan biosynthesis is linking the sugar of the disaccharide-peptide unit to the growing peptidoglycan chain synthesis of the NAM-peptide subunit removal of the subunit from bactoprenol cross-linking the peptide side chains of peptidoglycan linking the sugar of the disaccharide-peptide unit to the growing peptidoglycan chain synthesis of the NAM-peptide subunit removal of the subunit from bactoprenol cross-linking the peptide side chains of peptidoglycan ANSWER DOWNLOAD EXAMIANS APP
Bacteria Morphology Which is most likely to be exposed on the surface of a gram-negative bacterium? Lipoteichoic acid Pore protein (porin) Protein involved in energy generation Phospholipids Lipoteichoic acid Pore protein (porin) Protein involved in energy generation Phospholipids ANSWER DOWNLOAD EXAMIANS APP
Bacteria Morphology Gram positive cells have a second outer membrane that helps to retain the crystal violet stain multiple layer of peptidoglycan that helps to retain the crystal violet stain thick capsule that traps the crystal violet stain periplasmic space that traps the crystal violet second outer membrane that helps to retain the crystal violet stain multiple layer of peptidoglycan that helps to retain the crystal violet stain thick capsule that traps the crystal violet stain periplasmic space that traps the crystal violet ANSWER DOWNLOAD EXAMIANS APP
Bacteria Morphology Which of the following is analogous to mesosomes of bacteria? Mitochondria of eukaryotes Golgi apparatus of eukaryotes None of these Lysosomes of eukaryotes Mitochondria of eukaryotes Golgi apparatus of eukaryotes None of these Lysosomes of eukaryotes ANSWER DOWNLOAD EXAMIANS APP
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