If the germ theory is relatively new, how do they think fermentation was happening (like wine, ale, yogurt etc.) thousands of years ago?

Question

If the germ theory is relatively new, how do they think fermentation was happening (like wine, ale, yogurt etc.) thousands of years ago?

In: 613

Answer 1

I could probably teach most random people how to set up a PCR experiment. I wouldn’t have to explain what is going on, they could just mix the ingredients, put it on the machine, etc.

Same concept.