And that's where nutritional yeast comes into play. While its name and uncanny resemblance to fish food may make this ...

Frankie: Because yeast is what you need when you're making bread for it torise. So if I could figure out what is the right temperature for yeastto grow, I could probably make the best bread ever.

Humans have taken advantage of the metabolism in a tiny fungus called yeast to create beer and wine from grains and fruits. What are the biological mechanisms behind this alcohol production?