Question

what are fermentation
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Answer 1

Fermentation is the process in which a substance breaks down into a simpler substance. Microorganisms like yeast and bacteria usually play a role in the fermentation process, creating beer, wine, bread, kimchi, yogurt and other foods.

Answer 2

Explanation:

it is the type of asexual reproduction in which organisms break into pieces any each will start to grow ..

e .g. spyrogyara