Form A Short Answer (Various points; 24 points total). Answer all Short Answer q

Question

Form A Short Answer (Various points; 24 points total). Answer all Short Answer questions on the provided notebook paper. Otherwise, I WILL NOT grade it. 46. Enzymes: A. Enzymes are responsible for carrying out chemical reactions within a cell. List two characteristics of enzymes (2 points). B. List 3 things that can affect the activity/functionality of an enzyme (3 points). C. Below is a schematic for a particular metabolic pathway where "A" represents the starting material, "D" represents the ending material, and "E" represents enzymes. What would happen to the pathway if E2 is non-functional? Be sure to include the products, if any, would be made (3 points) E1 E2 E3 ABCD What does this graph reveal about the rate of reaction of the two different enzymes (Be Specific; 4 points)? What are the implications of this finding (what does this graph mean) (1 point)? D. trypsin pepsin 5 0 123456 7 8910 11 12 pH

Explanation / Answer

46.
A. Enzyme speed up of chemical reaction by decreasing activation energy.
Enzyme are substrate specific.

B.

1. Temperatue
2. pH
3. Concentartion of substrate

C. Accumulation of product B take place. The product D not form any more.

D. Rate of reaction is same for 2 enzymes.
Both enzymes are pH dependent.
Pepsin active in pH-2
Trypsin active at pH-8.

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