Amylase (which breaks down starch) is secreted in the mouth…

Amylase (which breaks down starch) is secreted in the mouth of humans. Amylase functions in the mouth but stops functioning once it hits the stomach environment. (a) What is the best explanation as to why amylase does not function in the stomach? (b) What is likely happening to the enzyme to prevent it from functioning? (I am looking for a special word.)

 Destiny is a doctor in private practice. She hires Miguel,…

 Destiny is a doctor in private practice. She hires Miguel, a CPA, to handle her accounting and tax needs. Destiny soon becomes dissatisfied with Miguel because he is often tardy is answering her questions.  Destiny sues him for negligence. Miguel can successfully defend himself against the lawsuit by proving that he: