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Human hemoglobin is a tetramer comprised of two alpha beta subunits and two beta subunits. This tetramer can fall apart by dissociating into two alpha-beta.
Calculate the volume of water required to reconstitute (also referred to as solubilize) the entire contents of the vial of ovalbumin to a final concentration.
The amino acid sequence shown below represents a portion of a peptide obtained from a large protein.
During cell division, as many as 90,000 nucleotides per minute can be added to the growing DNA chain.
LDL (bad cholsterol) stands for Low Density Lipoprotein - that is- chlosterol (lipid) surrounded by protein.
Acid hydrolysis will break all ester, amide and acetal chemical linkage, which is not true about acid hydrolysis of various lipids?
Structural formula of a protein that contains 4 building block units, showing where the peptide bonds are in the structure.
Which reagent would be used to distinguish CH3(CH2)10COOH from CH3(CH2)4CH=CH(CH2)4COOH?
Describe the difference between saturated and unsaturated fats. How can you as a consumer tell one from the other?
Select a food. Use the USDA website to analyze the nutritional components and composition in terms of carbohydrates, lipids, and proteins.
Isopropanol is prepared by reacting propylene (CH3CHCH2) with sulfuric acid, followed by treatment with water.
The HIV virus that causes AIDS destroys the immune system in the body. Classify the HIV virus and explain the statement.
Classify six kinds of amino acids according to the functions that they serve in the human body, stating an example for each class.
Draw the structures for and name and classify as primary, secondary, or tertiary all the isomeric amines with the molecular formula C5H13N.
In preparation for a protein purification experiment, you have been asked to prepare 100 mL of an aqueous solution of Tween20.
A study of gay men in the US has found fresh evidence that male sexual orientation is influenced by genes.
The molecular weight of NaOH is 40. the molecular weight of a widely used buffer, HEPES, is 255. HEPES has a pK of 7.5 and is available in the acid form.
A furnace burns a fuel oil, the composition of which can be represented as (CH2) n. It is planned to burn this fuel with 10 % excess air.
The concentration of isobutene in the overhead product is 4.8 mole %, and the concentration of propane in the bottoms is 0.7 mole %.
Assuming the exit temperature of the flue gas is 650 ºC and the barometric pressure is 0.9 atm, what is the volume of the sulfur dioxide produced?
Rearrangement of methyl isonitrile to acetonitrile has activation energy of 25.0 kJ/mol and a rate constant of 8.1*10^-4s-1 @ 80 Celsius.
Compare the molar solubility of Mg(OH)2 in water and in a solution buffered at a pH of 9.0.
If ZnCO3 (solid) is insoluble in water, but dissolves in excess 6.0 molar HCl (aqueous), how would pull out the proper equation that would support it?
How much H is needed to inflate it to a pressure of 1 atm at an ambient T of 25 celsius @ sea level?
If every average breath is about 310cm^3 of air at 22C and 740mmHG, what volume of air in cubic meters