Van der waals - Study guides, Class notes & Summaries

Intro to Biochem- Study Materials for Exam 1- Murphy Questions and Answers 100% Pass why are non-covalent bonds important - 10-100x weaker than covalent, energies are cumulative, include electrostatic, dispersion, H bonds What else are non-covalent bonds involved in - define structure and function, binds hGH, amino acids involved in ligand/receptor bindings charge charge E distance - 1/r charge dipole - 1/r^2 dipole dipole - 1/r^3 charge induced dipole - was neutral but when charge cam...

Molecule Unit of matter that results when two or more atoms are joined by covalent bonds Ionic Bond A bond resulting from the electrostatic attraction of a cation for an anion. Brainpower Read More Nonpolar Covalent Bond A bond characterized by an even distribution of charge; electrons in the bonds are shared equally by the two atoms Polar Covalent Bond A bond resulting from unequal sharing of bonding pairs of electrons between atoms Polyatomic Ions Charged g...

Polysaccharides (saccharides are carbohydrates) correct answers Polymer of monosaccharides Peptide bond correct answers Bond between amino acid residues to form a polypeptide chain. (Amide linkage) Phosphodiester bond correct answers Bond that connects nucleotides together to form nucleic acids Glycosidic bond correct answers Any bond that links a sugar to something else Hydrogen bond donor correct answers A hydrogen bonded to an electronegative atom Hydrogen bond acceptor correct...

CHEM-219- MODULE 2 EXAM|LATEST UPDATE 2024|VERIFIED PORTAGE LEARNING EXAM QUESTIONS AND CORRECT ANSWERS ALL GRADED A+|GUARANTEED SUCCESS| What are hydrocarbons? - ANSWER-Molecules composed of only the elements carbon and hydrogen What are the two major classes of hydrocarbons? - ANSWER-Aromatic (benzene) and aliphatic (alkanes, alkenes, alkynes) What is the main source of hydrocarbons? - ANSWER-Fossil fuels like coal, petroleum, and natural gas obtained by mining and drilling. ...

BCH 451 Final Exam UPDATED Questions and CORRECT Answers The _____ describes the relation between the interatomic distances, electronic charge, solution dielectric, and free energies. - CORRECT ANSWER- van der Waals interaction Protein ____ structure defines the relationship among subunits in a multisubunit lattice - CORRECT ANSWER- Quaternary

T or F: A biochemical reaction, without a catalyst or thermodynamic coupling, takes 50 years to reach a state of equilibrium. W/o more information, we cannot make a determination on either the value of the Keq constant or the positive or negative value of the DeltaG of the reaction Correct Answer-False T or F: Due to its small size, the amino acid glycine can be found in tight turns in a protein structure Correct Answer-True T or F: The Delta G of a reaction is defined as the energy requir...

Typical Van der Waals energies are about: correct answers 2-4 kJ/mol A possible drug to treat COVID-19 has been discovered and is known to be a weak acid. At the pH of blood (7.4) the concentrations of acid and conjugate base are 0.075 and 0.025 respectively. What is its pKa? correct answers 3.00 What is the [A-]/[HA] ratio whent he weak acid is in solution alone pH unit above its pKa? correct answers 10:1 What are the primary chemical components present in a phosphate buffer at pH 7.4?...

MBIO 3401 EXAM 1 ZHANG EXAM 2025 LATEST NEWEST UPDATE WITH ACTUAL QUESTIONS AND DETAILED VERIFIED ANSWERS WITH RATIONALES (100% CORRECT) //BRAND NEW!! /ALREADY GRADED A+ WITH GUARANTEED SUCCESS AFTER DOWNLOAD (ALL YOU NEED TO PASS YOUR EXAMS what type pf microscopy exploits differnces in refactive indices between cell parts and surroundign media as well as all live cells phase-contrst microscopy scanning electron microscopy specimen is fixed and embedded, it cannot be used to view live...

Barry BMS Immunology Test 1 Questions and Answers 100% Pass Antigen Shape to Antibody Shape - Simple = Pocket Large = Groove Complex = Extended Surface Type of chemical bond used with antibodies - 1)Electrostatic 2) Hydrogen bonds 3) Van der Waals forces 4) Hydrophobic interactions Cross reactivity - The biding site can accept a shape close enough in shape and get reaction or a stable structure Ex. Penicillin and other B-lactam Diagnostic tests for antibody/antigen - ELISA Lateral F...

Peptide bond - Answer Amino acids covalently linked via peptide bond, it forms between the C-terminus and N-terminus. They are a very stable bond. Has no rotation! Condensation rxn - Answer This is the rxn that forms the peptide bond, releases H20 in the process. types of bonds within peptides (4) - Answer 1. Disulfide bonds 2. Hydrogen bonds 3. Ionic bonds 4. Van der Waals/hydrophobic interactions Disulfide bonds on Cystine - Answer Very commonly forms on Cystine between...