Exam (elaborations)
LSU BIOL 4087 Basic Biochemistry (Lee) Exam 1 complete material guide
- Course
- BIOL 4087
- Institution
- Louisiana State University
LSU BIOL 4087 Basic Biochemistry (Lee) Exam 1 complete material guide
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LSU BIOL 4087 Basic Biochemistry(Lee) Exam 1 complete material guide LSU BIOL 4087 Basic Biochemistry (Lee)
Exam 1 complete material guide
H, C, N, P, S - >>>What are the main elements that are most abundant in living organisms?
Delta G is negative - >>>Gibb's Free Energy, spontaneous reaction, no energy is needed
Delta G is positive - >>>Gibb's Free Energy, no reaction occurs, energy is needed
Delta G= 0 - >>>Gibb's Free Energy is at equilibrium
Electrophile - >>>Loves electrons, attracts electrons
Nucleophile - >>>Donate electrons
Peptide bonds - >>>Bonds connecting protein-protein
Hydrogen bonds - >>>Bonds connecting peptides
Peptide bonds - >>>Bonds connecting amino acids
because of oxygen, it is what forms the hydrogen bonds - >>>Why is water hydrophilic? Amino acids - >>>What are the building blocks of proteins?
Covalent-->Charge/Charge-->Hydrogen bonds-->Hydrophobic interactions - >>>Strongest--
>weakest bonds
1.5 Angstroms - >>>Covalent bond length
2.7-3.5 Angstroms - >>>Charge/Charge bond length
2.7-3.5 Angstroms - >>>Hydrogen bond length
4 Angstroms - >>>Hydrophobic interaction bond length
When oil droplets in water come together because they want to MINIMIZE interaction - >>>What is a good example of hydrophobic bonds?
Laundry detergent example - >>>Detergent forms a micelle structure when mixed with water,
micelles have hydrophobic center. Micelle grabs grease and pulls it inside to hydrophobic core (hydrophobic interaction)
Osmosis - >>>A process by which molecules of solvent tend to pass through a semipermeable membrane from a less concentrated solution into a more concentrated one, thus equalizing the concentration on each side of the membrane
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