Which microbes causes acidification and curdling of milk
Which one of the following microbes causes acidification and curdling of milk?
- Lactic Acid Bacillus
- Clostridium botulinum
- Vibrio cholerae
- Saccharomyces cerevisiae
Answer
Acidification of milk means lowering its pH. It causes the milk proteins to unwind and unfold in a process known as protein denaturing. The milk takes a curdled appearance from the lumps of proteins. To lower the pH, an acid must be introduced or formed by some means.
The correct option is A.