What is the name of the region at which reactants bind to an enyzme during a biochemical reaction

Plz ! having a smooth seeds is the dominant trait. having wrinkled seeds is a recessive trait. the offspring of two plants with smooth seeds, a. must have smooth seeds. b. may have smooth or wrinkled seeds. c. must have wrinkled seeds. d. have a 25% change of having smooth seeds.

What's the waste product of electrons and pyruvate combining in fermentation?  

What processes would you expect to be key in the production of yogurt ?