18760 - Complementary Fundamentals of Physics for Biology

Academic Year 2009/2010

  • Docente: Giovanni Venturoli
  • Credits: 3
  • SSD: FIS/07
  • Language: Italian
  • Teaching Mode: Traditional lectures
  • Campus: Bologna
  • Corso: First cycle degree programme (L) in Biological sciences (cod. 0091)

Learning outcomes

The main aim of the course consists in integrating basic knowledge in classical physics, treating key subjects for the study of biology, particularly at the cellular and molecular level.

Course contents

Kinetic theory of gases. Discrete and continuous probability distribution. Maxwell's distribution of molecular velocity. Boltzmann's distribution. Physical bases of genetic information. Diffusion. From Brownian motion to Fick's laws. Permeability of a biological membrane; ionic channels. Osmosis. Van't Hoff's law. Osmotic phenomena in physiology. Osmolality changes in plant cells. Dynamics of fluids. Viscosity. Poiseuille's equation and blood flux. Reynolds' number. Stokes' law. Sedimentation and centrifugation. Molecular phenomena in liquids. Surface tension, Laplace's law, contact angles. Capillarity. Geometric optics. Reflection and refraction. The lensmaker's equation. Thin lenses and ray tracing. Resolution limits: Rayleigh's criterion. Resolution of the human eye. Microscope and its resolution.

Readings/Bibliography

Recommended textbook: D.C. Giancoli. FISICA Principi e Applicazioni. Seconda Edizione. Casa Editrice Ambrosiana

Teaching methods

The course consists of lectures. Several exercises and problems of biological interest are discussed and solved.

Assessment methods

Oral examination.

Office hours

See the website of Giovanni Venturoli