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Questions
1: Describe the components of the cell by structure and functions
2: Describe the processes in mitosis and meiosis
3: Describe the chemical- and stereo-structure of a phospolipid
Describe the chemical- and stereo-structure of a DNA molecule
4: Describe the chemical- and stereostructure of a protein
5: Derive the average position and root mean square value of a particle in a one-dimensional walk
6: Derive the relation between the friction- and diffusion coefficient for a particle in viscous medium
7: Derive the expression for the potential energy stored in two electrical dipoles with parallell orientation at a distance r
8: What is osmosis? Give or derive an expression for the osmotic pressure between two compartments seperated by a semipermeable membrane
9: Write down the expression for the chemical potential of a substance
What is the physical meaning of the chemical potential?
Derive an expression for the Nernst potential
10: Chemical energy is stored in a molecule called adenosintriphosphate (ATP)
-a: What is the chemical structure of ATP?
-b: Write down the chemical reaction releasing the chemical energy
-c: What is the law of mass action, and explain why the standard Gibbs free energy is positive in this case
11: Give an overall picture of the respiration processes and the transfer efficiency of chemical energy from glucose to ATP.
Explain the major steps in oxydative phosphorylation
12: What is an enzyme?
Derive the expression for the rate of product formation in enzyme catalysis
13: Describe the steps in DNA replication
14: Describe the steps of transcription and translation in protein synthesis.
What is the meaning of the genetic code?
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