Bacteria Morphology Cyanobacteria have a gram-positive cell wall a gram-negative cell wall No cell wall Neither (a) nor (b) a gram-positive cell wall a gram-negative cell wall No cell wall Neither (a) nor (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 Peptidoglycan accounts for __________ of the dry weight of cell wall in many gram positive bacteria About 10% 50% or more About 20% 11%+ 0.22% About 10% 50% or more About 20% 11%+ 0.22% ANSWER DOWNLOAD EXAMIANS APP
Bacteria Morphology In which of the following, lipo-polysaccharide is a major constituent of outer membrane of the cellwall? Gram-negative bacteria None of these Gram-positive bacteria Fungi Gram-negative bacteria None of these Gram-positive bacteria Fungi ANSWER DOWNLOAD EXAMIANS APP
Bacteria Morphology Which of the following bacteria lack a cell wall and are therefore resistant to penicillin? Bdellovibrios Mycoplasmas Spirochetes Cyanobacteria Bdellovibrios Mycoplasmas Spirochetes Cyanobacteria ANSWER DOWNLOAD EXAMIANS APP
Bacteria Morphology The cocci which forms a chain is Staphylococci Tetracocci diplococci Streptococci Staphylococci Tetracocci diplococci Streptococci ANSWER DOWNLOAD EXAMIANS APP
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