5.7 Understand the role of bacteria (Lactobacillus) in the production of yoghurt

• Cow->>milk production->> TB ( The process of pasteurization.
• This heat treatment kills of any pathogens which are in the milk.
• The milk sugar are converted into lactic acid which is brought about by 45-46^oc and to add the lactobacillus. 
•  Lactobacillus produces the enzymes and lactic acidic is lower pH which is acidic and become milk proteins.
• Solidify and become yoghurt.