Introduction to Biophysics

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Questions and Answers

What is the primary focus of biophysics?

  • Classifying different types of organisms
  • Developing new types of medical treatments
  • Studying the history of biological discoveries
  • Applying physical principles to study biological systems (correct)

Which of the following is a core concept in biophysics?

  • Astronomy
  • Sociology
  • Geology
  • Thermodynamics (correct)

Which biomolecule stores and transmits genetic information?

  • Lipids
  • Proteins
  • Nucleic acids (correct)
  • Carbohydrates

What technique determines the atomic structure of molecules using X-ray diffraction?

<p>X-ray crystallography (C)</p> Signup and view all the answers

Hydrophobic interactions, hydrogen bonds, electrostatic interactions, and van der Waals forces drive what process?

<p>Protein folding (A)</p> Signup and view all the answers

What forms the cell membrane?

<p>Lipid bilayers (D)</p> Signup and view all the answers

Which of these is an example of a molecular motor?

<p>Myosin (C)</p> Signup and view all the answers

What area of biophysics studies nerve impulse generation?

<p>Neurobiophysics (A)</p> Signup and view all the answers

Which base pairs with guanine (G) in DNA?

<p>Cytosine (C) (A)</p> Signup and view all the answers

What does entropy measure?

<p>Disorder of a system (A)</p> Signup and view all the answers

Flashcards

Biophysics

Applies physics to study biological systems, explaining function via physical properties and forces.

Thermodynamics

Explains energy transfer and entropy in biological systems.

Kinetics

Describes rates of biological processes, like enzyme reactions and molecular movement.

Molecular Motors

Proteins that convert chemical energy into mechanical work.

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Neurobiophysics

Studies the physical principles of nerve impulse generation and propagation.

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Spectroscopy

Measures the interaction of light with molecules to determine structure/dynamics.

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X-ray crystallography

Determines atomic structure via X-ray diffraction patterns.

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Cell Membranes

Lipid bilayers that form a barrier between the cell and its environment.

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Molecular Dynamics (MD) Simulations

Simulate movement of atoms and molecules over time.

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Bioinformatics

Uses computational methods to analyze biological data.

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Study Notes

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