Question

what is fermentation

Answer 1

${\large{\boxed{\textsf{\textbf{✒~~~Fermentation :}}}}}$

Fermentation is the chemical breakdown of a substance by bacteria, yeasts, or other microorganisms, typically involving effervescence and the giving off of heat.

Answer 2

Answer:

the chemical breakdown of a substance by bacteria, yeasts, or other microorganisms, typically involving effervescence and the giving off of heat.

"the fermentation of organic matter by microorganisms in the gut