MICROBIOLOGY EXTRA QS LEC 3 AND 4 0.0 / 5 ? BiologyMICROBIOLOGY EXTRA QS LEC 3UniversityOther Created by: LailaFrancisCreated on: 11-03-23 21:50 WHAT DO GATHERED SPHERES NAMED (NOT LINE OF SPHERES) STAPHYLOCOCCUS 1 of 11 Select INCORRECT answer of bacterial classification Metabolic end products as detected by TLC 2 of 11 Cell envelopes may form up to 1/3 of the dry weight of the bacterium ,provide many things. select WRONG answer Cytoplasm supports osmotic chamber 3 of 11 The cell envelope may be defined as the cell membrane and cell wall plus an outer membrane if one is present REMEBER Q 4 of 11 Osmolarity of gram+ is what high 5 of 11 select CORRECT order fixation, crystal violet, iodine, decolorisation, counter stain safranin 6 of 11 during decolorisation step, are both decolourised? no G- is clear and G+ is purple 7 of 11 Peptidoglycan acts as a permeability barrier preventing loss of WHAT initial stain CRYSTAL VIOLET 8 of 11 Mordant (coordination complex) CV-I complex (larger than CV or I alone) THESE LINK TO WHAT SOLUTION? IODINE 9 of 11 When Removing cell walls, Survival depends on keeping them in WHAT hypertonic solution of sucrose 10 of 11 Cell walls can be removed in WHAT stabilising solutions osmotically 11 of 11
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