Concept of Enzymology

Question 1

What are enzymes?

Answer 1

Enzymes are proteins that alter the rate of a metabolic reaction in a biological system and aren’t used up at the end of the reaction

Question 2

Enzymes function in a biological system as _____________ function in a non-living system

Answer 2

Catalysts

Question 3

Enzymes are otherwise called ___________

Answer 3

Biocatalysts

Question 4

Enzymes can be denatured by change in ___________ and ____________

Answer 4

PH
Temperature

Question 5

Enzymes occur below _____°C

Answer 5

100

Question 6

What is the catalytic power of enzymes?

Answer 6

10⁶ - 10¹²

Question 7

Which is true if enzymes
a) Undergo physical change during a reaction and remain that way at the end of the reaction
b) Undergo no change at the beginning of a reaction but changes toward the end
c) undergo physical change during a reaction and changes back to its original form at the end of the reaction

Answer 7

C
Enzymes undergo physical changes during a reaction but revert back to their original forms at the end of the reaction

Question 8

Enzymes exhibit their catalytic effects on substances known as __________

Answer 8

Substrates