You know how you wake up in the morning and sometimes you look gorgeous and other times you look like you got hit by a mack truck? I realized that my mack truck is food. If I have no sugar, yeast or wine, I have no undereye bags and my skin is perfect.
You can't just leave out one part; the bread won't rise if the yeast isn't there.
We can do genetics. We can do experiments on fruit flies. We can do experiments on yeast. It's not so easy to do experiments on humans. So, in fact, it helps us, to interpret our own genetic code, to have the genetic code of the other species.
Enthusiasm is the yeast that makes your hopes shine to the stars. Enthusiasm is the sparkle in your eyes, the swing in your gait. The grip of your hand, the irresistible surge of will and energy to execute your ideas.
After my pregnancy, I discovered I have an allergy to yeast. Problem is, all the food I love has yeast in it. So I have to relearn how to cook.
Enthusiasm is the yeast that raises the dough.
A bad act done will fester and create in its own way. It's not only goodness that creates. Bad things create. They have their own yeast.
Given the opportunity, under the right conditions, two cells from wildly different sources, a yeast cell, say, and a chicken erythrocyte, will touch, fuse, and the two nuclei will then fuse as well, and the new hybrid cell will now divide into monstrous progeny. Naked cells, lacking self-respect, do not seem to have any sense of self.
Any group that intends to sell laboratory meat will need to build bioreactors - factories that can grow cells under pristine conditions. Bioreactors aren't new; beer and yeast are made using similar methods.
Note, that yeast of good Beer, is better then that of Ale.