Foundations in Microbiology 9th Edition by Kathleen Park Talaro, Barry Chess

Exercise 3

Critical thinking is the ability to reason and solve problems using facts and concepts. These questions can be approached from a number of angles, and in most cases, they do not have a single correct answer.
a. What is the purpose of boiling the wort in beer preparation?
b. What are hops used for?
c. If fermentation of sugars to produce alcohol in wine is anaerobic, why do winemakers make sure that the early phase of yeast growth is aerobic?