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selective media and explain its applications using specific prodving bacterial examples.
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- Differential media only allow certain bacteria to grow. True or False ?What is differential medium? Describe at least five (05) differential media along with the agent(s) responsible for conferring differential propertiesdistinguish between selective, differential, enriched, and minimal media. Give examples of Distinguish between selective, differential, enriched, and minimal. Give examples of each. know on what the selective and differential properties are based.
- Use of streak plate technique to isolate and purify psychrotrophic spoilage-causing bacteriaIs the mannitol salt agar (MSA) a complex or defined medium? Explain based on Composition. What kind of media based on what kind of microorganisms it allows to growEXPERIMENT:EFFECT OF CARBON SOURCES ON THE MICROBIAL GROWTH. 1.OBJECTIVE To study the effect of media components on microbial growth 2.PROCEDURES Preparation of fungal suspension inoculums Prepare the laminar cabinet for the inoculum preparation by applying normal aseptic techniques To a full-grown fungal Petri dish, add 25ml sterilized distilled water and rub the agar gently with glass rod Pour the suspension into an empty flask and continue previous steps to achieve your desired volume of inoculums suspension. Cotton-plugged and aluminium-wrapped the mouth of inoculum flask. For certain fungal species like Niger, the suspension from the agar should be filtered upon pouring into the inoculum’s flask. Preparation of salt media of different carbon sources. Prepare the Modified Czapek Dox media by weighing the following salts according to your desired working volume. KH2PO4 (1 g/L) NaNO3 (3 g/L) MgSO4.7H2O (0.5 g/L) Carbon source (30 g/L) KCl (0.5 g/L) 2.…
- Kligler’s iron agar and SIM are multiple test media.. Both media are stabbed but for different reasons. Explain.It may seem contradictory that lyophilization can be used to preservefoods yet also be used to keep cultures of microbes viable. Explainhow these applications can be reconciled.Why have several specialized media been developed? Give an example ofone such medium.