The effect in the rate of an enzyme-catalysed reaction should be determined if temperature is lowered from 37°C to 15 °C for an enzyme. Concept Introduction: Enzyme: It is a protein or a molecule which can act as a catalyst for a biological reaction. Does not affect the equilibrium point of the reaction. Active site of the enzyme is the region where the reaction takes place. Enzyme’s activity can be specific which means the activity is limited to a certain substrate and a certain type of reaction and it is referred to as specificity of the enzyme. Factors affecting enzyme activity: Substrate concentration Enzyme concentration Temperature pH

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Answer 1

Question

Chapter 19, Problem 19.86CP

(a)

Interpretation Introduction

Interpretation:

The effect in the rate of an enzyme-catalysed reaction should be determined if temperature is lowered from 37°C to 15°C for an enzyme.

Concept Introduction:

Enzyme:

It is a protein or a molecule which can act as a catalyst for a biological reaction.

Does not affect the equilibrium point of the reaction.

Active site of the enzyme is the region where the reaction takes place.

Enzyme’s activity can be specific which means the activity is limited to a certain substrate and a certain type of reaction and it is referred to as specificity of the enzyme.

Factors affecting enzyme activity:

Substrate concentration

Enzyme concentration

Temperature

pH

(b)

Interpretation Introduction

Interpretation:

The effect in the rate of an enzyme-catalysed reaction should be determined if temperature is lowered from 37°C to 60°C for an enzyme.

Concept Introduction:

Enzyme:

It is a protein or a molecule which can act as a catalyst for a biological reaction.

Does not affect the equilibrium point of the reaction.

Active site of the enzyme is the region where the reaction takes place.

Enzyme’s activity can be specific which means the activity is limited to a certain substrate and a certain type of reaction and it is referred to as specificity of the enzyme.

Factors affecting enzyme activity:

Substrate concentration

Enzyme concentration

Temperature

pH

(c)

Interpretation Introduction

Interpretation:

The effect in the rate of an enzyme-catalysed reaction should be determined if the pH is lowered from 7.4 to 3

Concept Introduction:

Enzyme:

It is a protein or a molecule which can act as a catalyst for a biological reaction.

Does not affect the equilibrium point of the reaction.

Active site of the enzyme is the region where the reaction takes place.

Enzyme’s activity can be specific which means the activity is limited to a certain substrate and a certain type of reaction and it is referred to as specificity of the enzyme.

Factors affecting enzyme activity:

Substrate concentration

Enzyme concentration

Temperature

pH

(d)

Interpretation Introduction

Interpretation:

The effect in the rate of an enzyme-catalysed reaction should be determined if the pH is increased from 7.4 to 10.

Concept Introduction:

Enzyme:

It is a protein or a molecule which can act as a catalyst for a biological reaction.

Does not affect the equilibrium point of the reaction.

Active site of the enzyme is the region where the reaction takes place.

Enzyme’s activity can be specific which means the activity is limited to a certain substrate and a certain type of reaction and it is referred to as specificity of the enzyme.

Factors affecting enzyme activity:

Substrate concentration

Enzyme concentration

Temperature

pH

(e)

Interpretation Introduction

Interpretation:

The effect in the rate of an enzyme-catalysed reaction should be determined if the amount of substrate is doubled.

Concept Introduction:

Enzyme:

It is a protein or a molecule which can act as a catalyst for a biological reaction.

Does not affect the equilibrium point of the reaction.

Active site of the enzyme is the region where the reaction takes place.

Enzyme’s activity can be specific which means the activity is limited to a certain substrate and a certain type of reaction and it is referred to as specificity of the enzyme.

Factors affecting enzyme activity:

Substrate concentration

Enzyme concentration

Temperature

pH

(f)

Interpretation Introduction

Interpretation:

The effect in the rate of an enzyme-catalysed reaction should be determined if the amount of substrate is halved.

Concept Introduction:

Enzyme:

It is a protein or a molecule which can act as a catalyst for a biological reaction.

Does not affect the equilibrium point of the reaction.

Active site of the enzyme is the region where the reaction takes place.

Enzyme’s activity can be specific which means the activity is limited to a certain substrate and a certain type of reaction and it is referred to as specificity of the enzyme.

Factors affecting enzyme activity:

Substrate concentration

Enzyme concentration

Temperature

pH

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The preferred substrate is T because the enzyme half-saturates at 7.00 mM for T, but requires 28.0 mM for U, and 112 mM for S. b Question Content Area The rate constant k 2 with substrate S is 9.60×107 sec-1, with substrate T, k 2 = 6.00×104 sec-1, and with substrate U, k 2 = 2.40×106 sec-1. Calculate the catalytic efficiency with S, T, and U. Catalytic efficiency with S = Catalytic efficiency with T = Catalytic efficiency with U = Does enzyme A use substrate S, substrate T, or substrate U with greater catalytic efficiency?

Fumerase catalyzes the conversion of fumerate to malate. fumerate + H2O ⇋ malate The turnover number, kcat, for fumerase is 8.00×102 sec-1. The Km of this enzyme for fumerate is 5.00×10-3 μmol mL-1. a In an experiment using 2.00×10-3 μmol·mL-1, what is Vmax?

Suppose you wanted to make a buffer of exactly pH 7.00 using KH2PO4 and Na2HPO4. If the final solution was 0.18 M in KH2PO4, you would need 0.25 M Na2HPO4. Now assume you wish to make a buffer at the same pH, using the same substances, but want the total phosphate molarity ([HPO42−]+[H2PO−4]) to equal 0.20 M. What concentration of the Na2HPO4 would be required?

Answer 2

Question

Chapter 19, Problem 19.86CP

(a)

Interpretation Introduction

Interpretation:

The effect in the rate of an enzyme-catalysed reaction should be determined if temperature is lowered from 37°C to 15°C for an enzyme.

Concept Introduction:

Enzyme:

It is a protein or a molecule which can act as a catalyst for a biological reaction.

Does not affect the equilibrium point of the reaction.

Active site of the enzyme is the region where the reaction takes place.

Enzyme’s activity can be specific which means the activity is limited to a certain substrate and a certain type of reaction and it is referred to as specificity of the enzyme.

Factors affecting enzyme activity:

Substrate concentration

Enzyme concentration

Temperature

pH

(b)

Interpretation Introduction

Interpretation:

The effect in the rate of an enzyme-catalysed reaction should be determined if temperature is lowered from 37°C to 60°C for an enzyme.

Concept Introduction:

Enzyme:

It is a protein or a molecule which can act as a catalyst for a biological reaction.

Does not affect the equilibrium point of the reaction.

Active site of the enzyme is the region where the reaction takes place.

Enzyme’s activity can be specific which means the activity is limited to a certain substrate and a certain type of reaction and it is referred to as specificity of the enzyme.

Factors affecting enzyme activity:

Substrate concentration

Enzyme concentration

Temperature

pH

(c)

Interpretation Introduction

Interpretation:

The effect in the rate of an enzyme-catalysed reaction should be determined if the pH is lowered from 7.4 to 3

Concept Introduction:

Enzyme:

It is a protein or a molecule which can act as a catalyst for a biological reaction.

Does not affect the equilibrium point of the reaction.

Active site of the enzyme is the region where the reaction takes place.

Enzyme’s activity can be specific which means the activity is limited to a certain substrate and a certain type of reaction and it is referred to as specificity of the enzyme.

Factors affecting enzyme activity:

Substrate concentration

Enzyme concentration

Temperature

pH

(d)

Interpretation Introduction

Interpretation:

The effect in the rate of an enzyme-catalysed reaction should be determined if the pH is increased from 7.4 to 10.

Concept Introduction:

Enzyme:

It is a protein or a molecule which can act as a catalyst for a biological reaction.

Does not affect the equilibrium point of the reaction.

Active site of the enzyme is the region where the reaction takes place.

Enzyme’s activity can be specific which means the activity is limited to a certain substrate and a certain type of reaction and it is referred to as specificity of the enzyme.

Factors affecting enzyme activity:

Substrate concentration

Enzyme concentration

Temperature

pH

(e)

Interpretation Introduction

Interpretation:

The effect in the rate of an enzyme-catalysed reaction should be determined if the amount of substrate is doubled.

Concept Introduction:

Enzyme:

It is a protein or a molecule which can act as a catalyst for a biological reaction.

Does not affect the equilibrium point of the reaction.

Active site of the enzyme is the region where the reaction takes place.

Enzyme’s activity can be specific which means the activity is limited to a certain substrate and a certain type of reaction and it is referred to as specificity of the enzyme.

Factors affecting enzyme activity:

Substrate concentration

Enzyme concentration

Temperature

pH

(f)

Interpretation Introduction

Interpretation:

The effect in the rate of an enzyme-catalysed reaction should be determined if the amount of substrate is halved.

Concept Introduction:

Enzyme:

It is a protein or a molecule which can act as a catalyst for a biological reaction.

Does not affect the equilibrium point of the reaction.

Active site of the enzyme is the region where the reaction takes place.

Enzyme’s activity can be specific which means the activity is limited to a certain substrate and a certain type of reaction and it is referred to as specificity of the enzyme.

Factors affecting enzyme activity:

Substrate concentration

Enzyme concentration

Temperature

pH

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Answer 3

Question

Chapter 19, Problem 19.86CP

(a)

Interpretation Introduction

Interpretation:

The effect in the rate of an enzyme-catalysed reaction should be determined if temperature is lowered from 37°C to 15°C for an enzyme.

Concept Introduction:

Enzyme:

It is a protein or a molecule which can act as a catalyst for a biological reaction.

Does not affect the equilibrium point of the reaction.

Active site of the enzyme is the region where the reaction takes place.

Enzyme’s activity can be specific which means the activity is limited to a certain substrate and a certain type of reaction and it is referred to as specificity of the enzyme.

Factors affecting enzyme activity:

Substrate concentration

Enzyme concentration

Temperature

pH

(b)

Interpretation Introduction

Interpretation:

The effect in the rate of an enzyme-catalysed reaction should be determined if temperature is lowered from 37°C to 60°C for an enzyme.

Concept Introduction:

Enzyme:

It is a protein or a molecule which can act as a catalyst for a biological reaction.

Does not affect the equilibrium point of the reaction.

Active site of the enzyme is the region where the reaction takes place.

Enzyme’s activity can be specific which means the activity is limited to a certain substrate and a certain type of reaction and it is referred to as specificity of the enzyme.

Factors affecting enzyme activity:

Substrate concentration

Enzyme concentration

Temperature

pH

(c)

Interpretation Introduction

Interpretation:

The effect in the rate of an enzyme-catalysed reaction should be determined if the pH is lowered from 7.4 to 3

Concept Introduction:

Enzyme:

It is a protein or a molecule which can act as a catalyst for a biological reaction.

Does not affect the equilibrium point of the reaction.

Active site of the enzyme is the region where the reaction takes place.

Enzyme’s activity can be specific which means the activity is limited to a certain substrate and a certain type of reaction and it is referred to as specificity of the enzyme.

Factors affecting enzyme activity:

Substrate concentration

Enzyme concentration

Temperature

pH

(d)

Interpretation Introduction

Interpretation:

The effect in the rate of an enzyme-catalysed reaction should be determined if the pH is increased from 7.4 to 10.

Concept Introduction:

Enzyme:

It is a protein or a molecule which can act as a catalyst for a biological reaction.

Does not affect the equilibrium point of the reaction.

Active site of the enzyme is the region where the reaction takes place.

Enzyme’s activity can be specific which means the activity is limited to a certain substrate and a certain type of reaction and it is referred to as specificity of the enzyme.

Factors affecting enzyme activity:

Substrate concentration

Enzyme concentration

Temperature

pH

(e)

Interpretation Introduction

Interpretation:

The effect in the rate of an enzyme-catalysed reaction should be determined if the amount of substrate is doubled.

Concept Introduction:

Enzyme:

It is a protein or a molecule which can act as a catalyst for a biological reaction.

Does not affect the equilibrium point of the reaction.

Active site of the enzyme is the region where the reaction takes place.

Enzyme’s activity can be specific which means the activity is limited to a certain substrate and a certain type of reaction and it is referred to as specificity of the enzyme.

Factors affecting enzyme activity:

Substrate concentration

Enzyme concentration

Temperature

pH

(f)

Interpretation Introduction

Interpretation:

The effect in the rate of an enzyme-catalysed reaction should be determined if the amount of substrate is halved.

Concept Introduction:

Enzyme:

It is a protein or a molecule which can act as a catalyst for a biological reaction.

Does not affect the equilibrium point of the reaction.

Active site of the enzyme is the region where the reaction takes place.

Enzyme’s activity can be specific which means the activity is limited to a certain substrate and a certain type of reaction and it is referred to as specificity of the enzyme.

Factors affecting enzyme activity:

Substrate concentration

Enzyme concentration

Temperature

pH

Expert Solution & Answer

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Answer 4

Question

Chapter 19, Problem 19.86CP

(a)

Interpretation Introduction

Interpretation:

The effect in the rate of an enzyme-catalysed reaction should be determined if temperature is lowered from 37°C to 15°C for an enzyme.

Concept Introduction:

Enzyme:

It is a protein or a molecule which can act as a catalyst for a biological reaction.

Does not affect the equilibrium point of the reaction.

Active site of the enzyme is the region where the reaction takes place.

Enzyme’s activity can be specific which means the activity is limited to a certain substrate and a certain type of reaction and it is referred to as specificity of the enzyme.

Factors affecting enzyme activity:

Substrate concentration

Enzyme concentration

Temperature

pH

(b)

Interpretation Introduction

Interpretation:

The effect in the rate of an enzyme-catalysed reaction should be determined if temperature is lowered from 37°C to 60°C for an enzyme.

Concept Introduction:

Enzyme:

It is a protein or a molecule which can act as a catalyst for a biological reaction.

Does not affect the equilibrium point of the reaction.

Active site of the enzyme is the region where the reaction takes place.

Enzyme’s activity can be specific which means the activity is limited to a certain substrate and a certain type of reaction and it is referred to as specificity of the enzyme.

Factors affecting enzyme activity:

Substrate concentration

Enzyme concentration

Temperature

pH

(c)

Interpretation Introduction

Interpretation:

The effect in the rate of an enzyme-catalysed reaction should be determined if the pH is lowered from 7.4 to 3

Concept Introduction:

Enzyme:

It is a protein or a molecule which can act as a catalyst for a biological reaction.

Does not affect the equilibrium point of the reaction.

Active site of the enzyme is the region where the reaction takes place.

Enzyme’s activity can be specific which means the activity is limited to a certain substrate and a certain type of reaction and it is referred to as specificity of the enzyme.

Factors affecting enzyme activity:

Substrate concentration

Enzyme concentration

Temperature

pH

(d)

Interpretation Introduction

Interpretation:

The effect in the rate of an enzyme-catalysed reaction should be determined if the pH is increased from 7.4 to 10.

Concept Introduction:

Enzyme:

It is a protein or a molecule which can act as a catalyst for a biological reaction.

Does not affect the equilibrium point of the reaction.

Active site of the enzyme is the region where the reaction takes place.

Enzyme’s activity can be specific which means the activity is limited to a certain substrate and a certain type of reaction and it is referred to as specificity of the enzyme.

Factors affecting enzyme activity:

Substrate concentration

Enzyme concentration

Temperature

pH

(e)

Interpretation Introduction

Interpretation:

The effect in the rate of an enzyme-catalysed reaction should be determined if the amount of substrate is doubled.

Concept Introduction:

Enzyme:

It is a protein or a molecule which can act as a catalyst for a biological reaction.

Does not affect the equilibrium point of the reaction.

Active site of the enzyme is the region where the reaction takes place.

Enzyme’s activity can be specific which means the activity is limited to a certain substrate and a certain type of reaction and it is referred to as specificity of the enzyme.

Factors affecting enzyme activity:

Substrate concentration

Enzyme concentration

Temperature

pH

(f)

Interpretation Introduction

Interpretation:

The effect in the rate of an enzyme-catalysed reaction should be determined if the amount of substrate is halved.

Concept Introduction:

Enzyme:

It is a protein or a molecule which can act as a catalyst for a biological reaction.

Does not affect the equilibrium point of the reaction.

Active site of the enzyme is the region where the reaction takes place.

Enzyme’s activity can be specific which means the activity is limited to a certain substrate and a certain type of reaction and it is referred to as specificity of the enzyme.

Factors affecting enzyme activity:

Substrate concentration

Enzyme concentration

Temperature

pH

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Check out a sample textbook solution

See solution

Answer 5

Chapter 19, Problem 19.86CP

(a)

Interpretation Introduction

Interpretation:

The effect in the rate of an enzyme-catalysed reaction should be determined if temperature is lowered from 37°C to 15°C for an enzyme.

Concept Introduction:

Enzyme:

It is a protein or a molecule which can act as a catalyst for a biological reaction.

Does not affect the equilibrium point of the reaction.

Active site of the enzyme is the region where the reaction takes place.

Enzyme’s activity can be specific which means the activity is limited to a certain substrate and a certain type of reaction and it is referred to as specificity of the enzyme.

Factors affecting enzyme activity:

Substrate concentration

Enzyme concentration

Temperature

pH

(b)

Interpretation Introduction

Interpretation:

The effect in the rate of an enzyme-catalysed reaction should be determined if temperature is lowered from 37°C to 60°C for an enzyme.

Concept Introduction:

Enzyme:

It is a protein or a molecule which can act as a catalyst for a biological reaction.

Does not affect the equilibrium point of the reaction.

Active site of the enzyme is the region where the reaction takes place.

Enzyme’s activity can be specific which means the activity is limited to a certain substrate and a certain type of reaction and it is referred to as specificity of the enzyme.

Factors affecting enzyme activity:

Substrate concentration

Enzyme concentration

Temperature

pH

(c)

Interpretation Introduction

Interpretation:

The effect in the rate of an enzyme-catalysed reaction should be determined if the pH is lowered from 7.4 to 3

Concept Introduction:

Enzyme:

It is a protein or a molecule which can act as a catalyst for a biological reaction.

Does not affect the equilibrium point of the reaction.

Active site of the enzyme is the region where the reaction takes place.

Enzyme’s activity can be specific which means the activity is limited to a certain substrate and a certain type of reaction and it is referred to as specificity of the enzyme.

Factors affecting enzyme activity:

Substrate concentration

Enzyme concentration

Temperature

pH

(d)

Interpretation Introduction

Interpretation:

The effect in the rate of an enzyme-catalysed reaction should be determined if the pH is increased from 7.4 to 10.

Concept Introduction:

Enzyme:

It is a protein or a molecule which can act as a catalyst for a biological reaction.

Does not affect the equilibrium point of the reaction.

Active site of the enzyme is the region where the reaction takes place.

Enzyme’s activity can be specific which means the activity is limited to a certain substrate and a certain type of reaction and it is referred to as specificity of the enzyme.

Factors affecting enzyme activity:

Substrate concentration

Enzyme concentration

Temperature

pH

(e)

Interpretation Introduction

Interpretation:

The effect in the rate of an enzyme-catalysed reaction should be determined if the amount of substrate is doubled.

Concept Introduction:

Enzyme:

It is a protein or a molecule which can act as a catalyst for a biological reaction.

Does not affect the equilibrium point of the reaction.

Active site of the enzyme is the region where the reaction takes place.

Enzyme’s activity can be specific which means the activity is limited to a certain substrate and a certain type of reaction and it is referred to as specificity of the enzyme.

Factors affecting enzyme activity:

Substrate concentration

Enzyme concentration

Temperature

pH

(f)

Interpretation Introduction

Interpretation:

The effect in the rate of an enzyme-catalysed reaction should be determined if the amount of substrate is halved.

Concept Introduction:

Enzyme:

It is a protein or a molecule which can act as a catalyst for a biological reaction.

Does not affect the equilibrium point of the reaction.

Active site of the enzyme is the region where the reaction takes place.

Enzyme’s activity can be specific which means the activity is limited to a certain substrate and a certain type of reaction and it is referred to as specificity of the enzyme.

Factors affecting enzyme activity:

Substrate concentration

Enzyme concentration

Temperature

pH

Answer 6

Chapter 19, Problem 19.86CP

(a)

Interpretation Introduction

Interpretation:

The effect in the rate of an enzyme-catalysed reaction should be determined if temperature is lowered from 37°C to 15°C for an enzyme.

Concept Introduction:

Enzyme:

It is a protein or a molecule which can act as a catalyst for a biological reaction.

Does not affect the equilibrium point of the reaction.

Active site of the enzyme is the region where the reaction takes place.

Enzyme’s activity can be specific which means the activity is limited to a certain substrate and a certain type of reaction and it is referred to as specificity of the enzyme.

Factors affecting enzyme activity:

Substrate concentration

Enzyme concentration

Temperature

pH

Answer 7

Chapter 19, Problem 19.86CP

(a)

Interpretation Introduction

Interpretation:

The effect in the rate of an enzyme-catalysed reaction should be determined if temperature is lowered from 37°C to 15°C for an enzyme.

Concept Introduction:

Enzyme:

It is a protein or a molecule which can act as a catalyst for a biological reaction.

Does not affect the equilibrium point of the reaction.

Active site of the enzyme is the region where the reaction takes place.

Enzyme’s activity can be specific which means the activity is limited to a certain substrate and a certain type of reaction and it is referred to as specificity of the enzyme.

Factors affecting enzyme activity:

Substrate concentration

Enzyme concentration

Temperature

pH

Answer 8

(b)

Interpretation Introduction

Interpretation:

The effect in the rate of an enzyme-catalysed reaction should be determined if temperature is lowered from 37°C to 60°C for an enzyme.

Concept Introduction:

Enzyme:

It is a protein or a molecule which can act as a catalyst for a biological reaction.

Does not affect the equilibrium point of the reaction.

Active site of the enzyme is the region where the reaction takes place.

Enzyme’s activity can be specific which means the activity is limited to a certain substrate and a certain type of reaction and it is referred to as specificity of the enzyme.

Factors affecting enzyme activity:

Substrate concentration

Enzyme concentration

Temperature

pH

Answer 9

(b)

Interpretation Introduction

Interpretation:

The effect in the rate of an enzyme-catalysed reaction should be determined if temperature is lowered from 37°C to 60°C for an enzyme.

Concept Introduction:

Enzyme:

It is a protein or a molecule which can act as a catalyst for a biological reaction.

Does not affect the equilibrium point of the reaction.

Active site of the enzyme is the region where the reaction takes place.

Enzyme’s activity can be specific which means the activity is limited to a certain substrate and a certain type of reaction and it is referred to as specificity of the enzyme.

Factors affecting enzyme activity:

Substrate concentration

Enzyme concentration

Temperature

pH

Answer 10

(c)

Interpretation Introduction

Interpretation:

The effect in the rate of an enzyme-catalysed reaction should be determined if the pH is lowered from 7.4 to 3

Concept Introduction:

Enzyme:

It is a protein or a molecule which can act as a catalyst for a biological reaction.

Does not affect the equilibrium point of the reaction.

Active site of the enzyme is the region where the reaction takes place.

Enzyme’s activity can be specific which means the activity is limited to a certain substrate and a certain type of reaction and it is referred to as specificity of the enzyme.

Factors affecting enzyme activity:

Substrate concentration

Enzyme concentration

Temperature

pH

Answer 11

(c)

Interpretation Introduction

Interpretation:

The effect in the rate of an enzyme-catalysed reaction should be determined if the pH is lowered from 7.4 to 3

Concept Introduction:

Enzyme:

It is a protein or a molecule which can act as a catalyst for a biological reaction.

Does not affect the equilibrium point of the reaction.

Active site of the enzyme is the region where the reaction takes place.

Enzyme’s activity can be specific which means the activity is limited to a certain substrate and a certain type of reaction and it is referred to as specificity of the enzyme.

Factors affecting enzyme activity:

Substrate concentration

Enzyme concentration

Temperature

pH

Answer 12

(d)

Interpretation Introduction

Interpretation:

The effect in the rate of an enzyme-catalysed reaction should be determined if the pH is increased from 7.4 to 10.

Concept Introduction:

Enzyme:

It is a protein or a molecule which can act as a catalyst for a biological reaction.

Does not affect the equilibrium point of the reaction.

Active site of the enzyme is the region where the reaction takes place.

Enzyme’s activity can be specific which means the activity is limited to a certain substrate and a certain type of reaction and it is referred to as specificity of the enzyme.

Factors affecting enzyme activity:

Substrate concentration

Enzyme concentration

Temperature

pH

Answer 13

(d)

Interpretation Introduction

Interpretation:

The effect in the rate of an enzyme-catalysed reaction should be determined if the pH is increased from 7.4 to 10.

Concept Introduction:

Enzyme:

It is a protein or a molecule which can act as a catalyst for a biological reaction.

Does not affect the equilibrium point of the reaction.

Active site of the enzyme is the region where the reaction takes place.

Enzyme’s activity can be specific which means the activity is limited to a certain substrate and a certain type of reaction and it is referred to as specificity of the enzyme.

Factors affecting enzyme activity:

Substrate concentration

Enzyme concentration

Temperature

pH

Answer 14

(e)

Interpretation Introduction

Interpretation:

The effect in the rate of an enzyme-catalysed reaction should be determined if the amount of substrate is doubled.

Concept Introduction:

Enzyme:

It is a protein or a molecule which can act as a catalyst for a biological reaction.

Does not affect the equilibrium point of the reaction.

Active site of the enzyme is the region where the reaction takes place.

Enzyme’s activity can be specific which means the activity is limited to a certain substrate and a certain type of reaction and it is referred to as specificity of the enzyme.

Factors affecting enzyme activity:

Substrate concentration

Enzyme concentration

Temperature

pH

Answer 15

(e)

Interpretation Introduction

Interpretation:

The effect in the rate of an enzyme-catalysed reaction should be determined if the amount of substrate is doubled.

Concept Introduction:

Enzyme:

It is a protein or a molecule which can act as a catalyst for a biological reaction.

Does not affect the equilibrium point of the reaction.

Active site of the enzyme is the region where the reaction takes place.

Enzyme’s activity can be specific which means the activity is limited to a certain substrate and a certain type of reaction and it is referred to as specificity of the enzyme.

Factors affecting enzyme activity:

Substrate concentration

Enzyme concentration

Temperature

pH

Answer 16

(f)

Interpretation Introduction

Interpretation:

The effect in the rate of an enzyme-catalysed reaction should be determined if the amount of substrate is halved.

Concept Introduction:

Enzyme:

It is a protein or a molecule which can act as a catalyst for a biological reaction.

Does not affect the equilibrium point of the reaction.

Active site of the enzyme is the region where the reaction takes place.

Enzyme’s activity can be specific which means the activity is limited to a certain substrate and a certain type of reaction and it is referred to as specificity of the enzyme.

Factors affecting enzyme activity:

Substrate concentration

Enzyme concentration

Temperature

pH

Answer 17

(f)

Interpretation Introduction

Interpretation:

The effect in the rate of an enzyme-catalysed reaction should be determined if the amount of substrate is halved.

Concept Introduction:

Enzyme:

It is a protein or a molecule which can act as a catalyst for a biological reaction.

Does not affect the equilibrium point of the reaction.

Active site of the enzyme is the region where the reaction takes place.

Enzyme’s activity can be specific which means the activity is limited to a certain substrate and a certain type of reaction and it is referred to as specificity of the enzyme.

Factors affecting enzyme activity:

Substrate concentration

Enzyme concentration

Temperature

pH

Answer 18

Expert Solution & Answer

Answer 19

Expert Solution & Answer

Answer 20

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Answer 21

Ch. 19.1 - Prob. 19.1P Ch. 19.1 - The enzyme LDH converts lactate to pyruvate. In...Ch. 19.2 - The cofactors NAD+, Cu2+, Zn2+, coenzyme A, FAD,...Ch. 19.3 - Describe the reactions that you would expect these...Ch. 19.3 - Prob. 19.5P Ch. 19.3 - Prob. 19.6P Ch. 19.3 - Prob. 19.7P Ch. 19.3 - Prob. 19.8P Ch. 19.4 - Prob. 19.9KCP Ch. 19.5 - Prob. 19.10KCP

Solution Summary: The author explains that the rate of an enzyme-catalysed reaction should be determined if the temperature is lowered.

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Chapter 19 Solutions