Biomolecules and Bioinorganic Chemistry

Biochemistry MCQs with Answers

Welcome to the Biochemistry MCQs with Answers, it helps learners quickly identify areas for improvement in Biochemistry Online Test.

Biochemistry is the study of the chemical processes within and related to living organisms. It’s a laboratory-based science combining biology and chemistry, focusing on understanding the molecular mechanisms that drive biological functions. For students and professionals looking to master this field, practicing with Biochemistry MCQs is essential. These MCQs on Biochemistry cover various topics, including enzyme function, metabolic pathways, and molecular genetics.

Biochemistry Quiz Questions offer a comprehensive review of critical concepts, helping learners identify areas needing further study. Engaging in Biochemistry Practice Questions is an effective way to reinforce knowledge and improve problem-solving skills. Additionally, a well-structured Biochemistry Test Bank can provide an extensive collection of Biochemistry Multiple Choice Questions, ensuring thorough preparation for exams.

Biochemistry Online Quiz

By presenting 3 options to choose from, Biochemistry Quiz which cover a wide range of topics and levels of difficulty, making them adaptable to various learning objectives and preferences. You will have to read all the given answers of Biochemistry Questions and Answers and click over the correct answer.

  • Test Name: Biochemistry MCQ Quiz Practice
  • Type: Quiz Test
  • Total Questions: 40
  • Total Marks: 40
  • Time: 40 minutes

Note: Answer of the questions will change randomly each time you start the test. Practice each quiz test at least 3 times if you want to secure High Marks. Once you are finished, click the View Results button. If any answer looks wrong to you in Quiz, simply click on question and comment below that question, so that we can update the answer in the quiz section.

Biochemistry MCQs

Biochemistry

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1 / 40

Which molecule serves as the universal energy currency in cells?

2 / 40

Which of the following is not involved in protein synthesis?

3 / 40

What is the primary function of carbohydrates in the body?

4 / 40

What is the process of breaking down ATP into ADP and inorganic phosphate?

5 / 40

Which of the following is a function of lipids?

6 / 40

What is the primary function of lipids in the body?

7 / 40

What type of bond connects amino acids in a protein?

8 / 40

What is the structure of DNA described as?

9 / 40

What is the region on an enzyme where the substrate binds?

10 / 40

Which of the following is a function of RNA?

11 / 40

What is the process of decoding mRNA into a protein called?

12 / 40

What is the term for the sequence of three nucleotides on mRNA that codes for a specific amino acid?

13 / 40

What is the main function of ATP in the cell?

14 / 40

Which nucleotide base pairs with adenine in DNA?

15 / 40

Which of the following is not a component of a nucleotide?

16 / 40

What is the building block of nucleic acids?

17 / 40

Which of the following is not a function of RNA?

18 / 40

Which of the following factors can affect enzyme activity?

19 / 40

What is the term for a change in the DNA sequence?

20 / 40

What is the primary function of phospholipids in cell membranes?

21 / 40

What is the basic unit of carbohydrates?

22 / 40

What is the process of converting glucose into ATP called?

23 / 40

What is the molecule that carries amino acids to the ribosome during protein synthesis?

24 / 40

What is the main function of nucleic acids?

25 / 40

What is the primary function of DNA?

26 / 40

Which nucleic acid is responsible for carrying genetic information?

27 / 40

Which molecule serves as the primary energy storage in animals?

28 / 40

Which of the following is not a characteristic of enzymes?

29 / 40

What is the building block of proteins?

30 / 40

Which of the following is not a type of RNA?

31 / 40

What is the primary function of enzymes?

32 / 40

What is the process of copying DNA into RNA called?

33 / 40

Which of the following is not a part of a nucleotide?

34 / 40

What is the main function of carbohydrates in the body?

35 / 40

What is the term for a molecule that binds to an enzyme and decreases its activity?

36 / 40

Which of the following is not a nucleotide base found in DNA?

37 / 40

Which of the following is not a lipid?

38 / 40

Which of the following is a characteristic of RNA?

39 / 40

Which of the following is not a function of proteins?

40 / 40

What is the main function of proteins in the body?

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Biochemistry Flashcards

What is the basic unit of carbohydrates?

Monosaccharide

Which of the following is not a lipid?

Glycogen

What is the primary function of carbohydrates in the body?

Energy storage

Which molecule serves as the primary energy storage in animals?

Glycogen

What is the building block of proteins?

Amino acid

Which of the following is a function of lipids?

Insulation

What is the main function of proteins in the body?

Enzymes

What type of bond connects amino acids in a protein?

Peptide bond

Which of the following is not a function of proteins?

Energy storage

What is the primary function of lipids in the body?

Energy storage

What is the main function of nucleic acids?

Genetic information

What is the building block of nucleic acids?

Nucleotide

Which nucleic acid is responsible for carrying genetic information?

DNA

Which of the following is not a nucleotide base found in DNA?

Uracil

What is the process of converting glucose into ATP called?

Cellular respiration

Which molecule serves as the universal energy currency in cells?

ATP

Which of the following is not a component of a nucleotide?

Fatty acid

What is the main function of ATP in the cell?

Energy currency

What is the process of breaking down ATP into ADP and inorganic phosphate?

Hydrolysis

Which of the following is not a part of a nucleotide?

Amino group

What is the primary function of DNA?

Genetic information

Which of the following is not a function of RNA?

Storing genetic information

What is the structure of DNA described as?

Double helix

Which of the following is not a type of RNA?

tRNA

What is the process of copying DNA into RNA called?

Transcription

Which nucleotide base pairs with adenine in DNA?

Thymine

What is the term for a change in the DNA sequence?

Mutation

Which of the following is not involved in protein synthesis?

Glycolysis

What is the process of decoding mRNA into a protein called?

Translation

What is the molecule that carries amino acids to the ribosome during protein synthesis?

tRNA

Which of the following is a function of RNA?

Protein synthesis

What is the term for the sequence of three nucleotides on mRNA that codes for a specific amino acid?

Codon

Which of the following is a characteristic of RNA?

Single-stranded

What is the primary function of enzymes?

Catalysts

Which of the following is not a characteristic of enzymes?

Change in pH

What is the region on an enzyme where the substrate binds?

Active site

Which of the following factors can affect enzyme activity?

Temperature

What is the term for a molecule that binds to an enzyme and decreases its activity?

Inhibitor

What is the main function of carbohydrates in the body?

Energy

What is the primary function of phospholipids in cell membranes?

Forming lipid bilayer

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