Enzymatic Functions and Biochemical Reactions Quiz

Challenge yourself with questions on enzymatic functions, DNA replication, glycolysis, and more. Test your understanding now!

#1

Which enzyme is responsible for breaking down carbohydrates in the mouth?

Amylase
Lipase
Protease
Cellulase
#2

Which enzyme is responsible for converting pepsinogen to pepsin in the stomach?

Lipase
Trypsin
Renin
HCl (Hydrochloric Acid)
#3

Which enzyme is responsible for converting lactose into glucose and galactose?

Amylase
Lactase
Sucrase
Maltase
#4

Which enzyme is responsible for the conversion of glucose to pyruvate in glycolysis?

Hexokinase
Phosphofructokinase
Glyceraldehyde-3-phosphate dehydrogenase
Pyruvate kinase
#5

Which enzyme is responsible for converting fibrinogen to fibrin during blood clotting?

Thrombin
Prothrombinase
Plasmin
Factor X
#6

What is the primary function of DNA polymerase in DNA replication?

Initiation of replication
Joining Okazaki fragments
Synthesizing RNA primers
Synthesizing new DNA strands
#7

Which of the following is an example of an irreversible enzyme inhibitor?

Competitive inhibitor
Noncompetitive inhibitor
Allosteric inhibitor
Uncompetitive inhibitor
#8

In photosynthesis, what is the primary function of the enzyme Rubisco?

Synthesizing ATP
Fixing carbon dioxide
Breaking down glucose
Producing oxygen
#9

Which enzyme is involved in the breakdown of triglycerides into fatty acids and glycerol?

Lipase
Amylase
Protease
Cellulase
#10

What is the primary function of reverse transcriptase in the process of reverse transcription?

Synthesizing DNA from RNA
Synthesizing RNA from DNA
Breaking down RNA
Proofreading DNA strands
#11

In glycolysis, which enzyme catalyzes the conversion of glucose-6-phosphate to fructose-6-phosphate?

Hexokinase
Phosphofructokinase
Aldolase
Isomerase
#12

What is the role of helicase in DNA replication?

Initiating transcription
Unwinding the DNA helix
Proofreading DNA strands
Connecting Okazaki fragments
#13

What is the function of the enzyme DNA ligase in DNA replication?

Synthesizing DNA strands
Joining Okazaki fragments
Unwinding the DNA helix
Initiating replication
#14

In the Krebs cycle, which enzyme catalyzes the conversion of isocitrate to alpha-ketoglutarate?

Citrate synthase
Isocitrate dehydrogenase
Alpha-ketoglutarate dehydrogenase
Fumarase
#15

In protein synthesis, which enzyme is responsible for bringing amino acids to the ribosome during translation?

DNA polymerase
RNA polymerase
Aminoacyl-tRNA synthetase
Peptidyl transferase

Sign In to view more questions.

Sign InSign Up

Quiz Questions with Answers

Forget wasting time on incorrect answers. We deliver the straight-up correct options, along with clear explanations that solidify your understanding.

Test Your Knowledge

Craft your ideal quiz experience by specifying the number of questions and the difficulty level you desire. Dive in and test your knowledge - we have the perfect quiz waiting for you!

Other Quizzes to Explore