“Physiological pH,” the pH for optimum activity for most enzymes, is a pH equal to about ________.

In the lock-and-key model of enzyme action, the enzyme active site is thought of as ________.

A competitive inhibitor is one that ________.

“Physiologic conditions” for reactions within the body are approximately ________.

To what main class of enzymes does the enzyme that catalyzes the following reaction belong? O OH CH3——COO- → CH3—H—COO-

Use of search engines such as Google is allowed during the exam. 

“Physiologic conditions” for reactions within the body are approximately ________.

Enkephalins are polypeptides that have ________.

Which one is not a function of the kidney?

The molecule shown can be classified as a(an)