1. 1. Based on the graphs below, which one illustrates the way in which the rate of an enzyme-controlled reaction dependson substrate concentration?レヒレABCDRate ofreactionSubstrate concentration2. As temperature changes from 3°C to 45°C, the rate of enzyme activity willA. Decrease then increaseB. Increase then decreaseC. IncreaseD. Decrease3. Pepsin is inactivated at what pH?A. below 2B. below 3С. above 3D. above 54. Which of the following is an example of a ligase?A. Pyruvate carboxylaseB. Alanine racemaseC. FumaraseD. AldolaseE. Protein ligase

Answered: rate of an enzyme-

Science

Biochemistry

rate of an enzyme-

Biochemistry

9th Edition

ISBN:9781319114671

Author:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.

Publisher:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.

Chapter1: Biochemistry: An Evolving Science

Section: Chapter Questions

Problem 1P

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Question

1. Based on the graphs below, which one illustrates the way in which the rate of an enzyme-controlled reaction depends
on substrate concentration?
レヒレ
A
B
C
D
Rate of
reaction
Substrate concentration
2. As temperature changes from 3°C to 45°C, the rate of enzyme activity will
A. Decrease then increase
B. Increase then decrease
C. Increase
D. Decrease
3. Pepsin is inactivated at what pH?
A. below 2
B. below 3
С. above 3
D. above 5
4. Which of the following is an example of a ligase?
A. Pyruvate carboxylase
B. Alanine racemase
C. Fumarase
D. Aldolase
E. Protein ligase

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