Biophysics

Some topics and questions that were asked in the past:

• Statistics of the number bacteria surviving antibiotic selection through the appearance of benefitial mutations.
• Notion of effective temperature for the expression level of a gene in a network.
• Random walk models of bacterial chemotaxis.
• Models of microtubules growth.
• Models of molecular motors.
• Thermodynamics of a DNA zipper.
• Thermodynamics of polymers. Notion of persistence length.
• Random Energy Model for protein structure.
• Energy and forces involved in DNA packing.
• Fluid dynamics. Life at low Reynolds numbers, reversibility of the equations of motion. Computation of the drag force for simple geometries (sphere).
• Diffusion equation.