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- describe the main characteristics of batch fermentationIn the tripple sugar fermentation test, why is the triple sugar iron agar called a multi-test system? list the concentrations of sugars in the media and the possible results due to fermentationDifferentiate between a yeast-lactic and a mold-lactic fermentation
- State four reasons why barley is terminated in beer brewing process.The picture shows three modes of fermentation 1)Name and describe each fermentation mode A, B and C.2)Explain why mode A is more preferred for industrial fermentation as compared to mode B.Why is the batch bioreactor is suitable in milk fermentation?
- Explain when "formulated media" was chosen to be used as a medium in the fermentation process? Mention two examples of formulated media!List some dairy, meat, beverage, and vegetable foods producedby microbial fermentation. What is the preservative in each case?compare and contrast between batch and fed-batch fermentation.
- (a) Cell culture system can be maintained in several fermentation devices. Based on Figure Q2.1: (Sistem kultur sel boleh dikekalkan di dalam beberapa peranti penapaian. Berdasarkan Rajah Q2.1:1 OUTLET FOR SPENT MEDIUM LIGHT SOURCE RESERVOIR OF STERILE MEDIUM VALUE CONTROLLING FLOW OF MEDIUM PHOTO CELL Figure Q2.1: Laboratory setup for a cell culture system (Ali et al., 2018, Eur. J. Pharm. Med. Res.) [Rajah Q2.1: Penyusunan makmal untuk sistem kultur sel (Ali et al., 2018, Eur. J. Pharm. Med. Res.)]Describe what the plate in each scenario looks like: A. Bacteria grows on mannitol salt agar and is negative for mannitol fermentation B. Bacteria grows on EMB agar and is positive for lactose fermentation C. Bacteria grows on MacConkey agar and is negative for lactose fermentationSugar fermentation (Mannitol): 1. Explain the incubation conditions 2. Explain the reagents being added 3. Explain the observations in sugar fermentation 4. Explain the interpretations in sugar fermentation