4. Water is important in the body because: A.It is an excellent solvent and suspending medium.B.It participates in hydrolysis and dehydration synthesis reactions.C.It lubricates.D.It helps to maintain homeostasis because it has a high heat capacity and high heat ofvaporization.E.All choices are correct Answer: E 3
SC121 Unit 2 Assignment 5. Carbohydrates are classified based upon: Section 4: Enzyme Activity Lab (2 pts each question)DirectionsGo to the Enzyme ActivityPowerPhys lab in WileyPLUS (you must be logged into the classroom). You will perform the lab and answer questions from this lab activity sheet as you move forward through the experiment. At the end of the lab there will be a lab report to fill out – you will notcomplete it within PowerPhys, but instead use this assignment sheet only. You will complete all other parts of the lab. The section headers on this sheet will tell you where you are in the lab as you go through it.Objectives/Review and Pre-lab quiz1. What is an enzyme? Proteins that speed up chemical reactions. 2. What can happen to an enzyme in the body if the pH or temperature becomes too high? 3. What is the active site of an enzyme?
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