i need biology help!!!!?

[jbgirls4life]

i have a question? for biology we have to describe a real life example of lactic acid fermentation, only i dont know any
if you know an example can you please answer this question
thanks so much

 

[mightymouse]

sore muscles after an intense work out.

i hope thats what you mean.

 

[Morgan]

alcohol....lol