Chemistry Quizzes

Biophysical Chemistry MCQs with Answers

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

Biophysical Chemistry is an interdisciplinary field that merges principles of physics and chemistry to study biological systems at the molecular level. It investigates the physical principles underlying the structure, function, and interactions of biological molecules, such as proteins, nucleic acids, and lipids. Key topics include molecular dynamics, spectroscopy, thermodynamics, and the study of biomolecular interactions.

For effective learning in Biophysical Chemistry, utilizing diverse educational resources is crucial. Biophysical Chemistry MCQs offer a range of questions that test understanding of fundamental principles and advanced topics in molecular biology and physical chemistry. Biophysical Chemistry quiz questions reinforce learning by focusing on specific aspects of biophysical principles and applications in biological systems. Comprehensive exam preparation is facilitated through Biophysical Chemistry multiple choice questions, covering essential concepts and advanced theories necessary for a thorough understanding.

Biophysical Chemistry Online Quiz

By presenting 3 options to choose from, Biophysical Chemistry 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 Biophysical Chemistry Questions and Answers and click over the correct answer.

  • Test Name: Biophysical Chemistry 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.

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Biophysical Chemistry MCQs

Biophysical Chemistry

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1 / 40

Which of the following is NOT a characteristic of enzymes?

2 / 40

Which type of bond holds the two strands of DNA together in the double helix structure?

3 / 40

Which type of chromatography separates proteins based on their affinity for a ligand?

4 / 40

Which of the following is NOT a type of non-covalent interaction?

5 / 40

What type of bond is formed between two cysteine residues in a protein?

6 / 40

In a titration curve, the equivalence point corresponds to ________.

7 / 40

Which of the following is a property of a good buffer solution?

8 / 40

The activity of an enzyme is affected by ________.

9 / 40

Which technique is used to determine the three-dimensional structure of proteins?

10 / 40

What is the approximate bond angle in a water molecule?

11 / 40

Which of the following is a colligative property of solutions?

12 / 40

What is the approximate diameter of an alpha helix in proteins?

13 / 40

What is the function of a buffer solution in a biochemical assay?

14 / 40

Which of the following is a colligative property?

15 / 40

The pH scale measures the concentration of ________ ions in a solution.

16 / 40

The primary structure of a protein refers to the sequence of ________.

17 / 40

The study of the rates at which reactions occur is called ________.

18 / 40

The rate of an enzymatic reaction increases linearly with ________.

19 / 40

What is the primary role of histones in eukaryotic cells?

20 / 40

Which of the following is NOT a component of nucleic acids?

21 / 40

What is the relationship between ΔG° and K when a reaction is at equilibrium?

22 / 40

Which of the following is NOT a type of protein secondary structure?

23 / 40

The folding of a protein into its native conformation is determined by its ________ structure.

24 / 40

Which of the following amino acids is NOT chiral?

25 / 40

The Michaelis constant (Km) is equal to ________ at half of Vmax.

26 / 40

The van't Hoff equation relates the change in equilibrium constant with ________.

27 / 40

Which technique is used to separate proteins based on their size and charge?

28 / 40

The energy required to bring reactants to the transition state is called ________.

29 / 40

Which of the following is an example of a coenzyme?

30 / 40

What is the pKa of a weak acid when it is half dissociated?

31 / 40

What is the function of a chaperone protein?

32 / 40

What is the function of a cofactor in enzyme catalysis?

33 / 40

The Michaelis-Menten equation describes the kinetics of ________ reactions.

34 / 40

What is the major driving force for the folding of proteins?

35 / 40

The ΔG°' of a reaction at equilibrium is ________.

36 / 40

Which of the following is NOT a type of chromatography?

37 / 40

Which of the following amino acids is aromatic?

38 / 40

The pH at which a protein carries no net charge is called the ________.

39 / 40

What is the charge of a protein at a pH below its isoelectric point?

40 / 40

What is the primary role of ATP in cellular metabolism?

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Biophysical Chemistry Flashcards

The primary structure of a protein refers to the sequence of ________.

amino acids

Which of the following is NOT a type of non-covalent interaction?

disulfide bonds

The pH at which a protein carries no net charge is called the ________.

isoelectric point

The folding of a protein into its native conformation is determined by its ________ structure.

tertiary

Which of the following is NOT a characteristic of enzymes?

Increase reaction rate at any condition

The ΔG°' of a reaction at equilibrium is ________.

zero

What is the approximate bond angle in a water molecule?

104.5°

The energy required to bring reactants to the transition state is called ________.

activation energy

Which of the following is a colligative property?

Osmotic pressure

Which of the following is NOT a type of chromatography?

Affinity

The van't Hoff equation relates the change in equilibrium constant with ________.

temperature

The Michaelis-Menten equation describes the kinetics of ________ reactions.

enzyme-catalyzed

Which of the following amino acids is NOT chiral?

Glycine

What type of bond is formed between two cysteine residues in a protein?

disulfide

The study of the rates at which reactions occur is called ________.

kinetics

In a titration curve, the equivalence point corresponds to ________.

equal moles of titrant and analyte

Which of the following is a property of a good buffer solution?

Resists pH changes upon addition of acid or base

What is the function of a chaperone protein?

Assist in protein folding

The activity of an enzyme is affected by ________.

pH

What is the major driving force for the folding of proteins?

Hydrophobic effect

Which of the following is an example of a coenzyme?

NAD+

Which type of bond holds the two strands of DNA together in the double helix structure?

Hydrogen

What is the approximate diameter of an alpha helix in proteins?

1.5 nanometers

Which technique is used to separate proteins based on their size and charge?

SDS-PAGE

What is the pKa of a weak acid when it is half dissociated?

equal to pH

What is the function of a buffer solution in a biochemical assay?

Maintain constant pH

The Michaelis constant (Km) is equal to ________ at half of Vmax.

substrate concentration

What is the primary role of histones in eukaryotic cells?

DNA packaging

Which of the following is NOT a type of protein secondary structure?

Tertiary

The pH scale measures the concentration of ________ ions in a solution.

hydrogen

Which type of chromatography separates proteins based on their affinity for a ligand?

Affinity

What is the function of a cofactor in enzyme catalysis?

Assist enzyme activity

What is the charge of a protein at a pH below its isoelectric point?

Positive

Which of the following amino acids is aromatic?

Phenylalanine

What is the relationship between ΔG° and K when a reaction is at equilibrium?

ΔG° = -RT ln(K)

Which technique is used to determine the three-dimensional structure of proteins?

X-ray crystallography

What is the primary role of ATP in cellular metabolism?

Energy currency

Which of the following is NOT a component of nucleic acids?

Amino acids

The rate of an enzymatic reaction increases linearly with ________.

substrate concentration

Which of the following is a colligative property of solutions?

Vapor pressure

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