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Order the curd making steps

Exercise and reference answers

Steps
  1. Milk is warmed
  2. Old curd is added
  3. Lactobacillus grows
  4. Acids are produced
  5. Milk protein sets
Instructions
Tap the steps in the order they happen.

Explanation

_Source: syllabus Biology, Ch 8 'Microbes in Human Welfare'_
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