Bio Chemistry Interview Questions
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How does molecular exclusion chromatography work?

1 2839

What types of things happen to proteins during posttranslational processing (hydroxylation, etc.)?

1 1566

How can one use the pH and the pKa to determine the acid-base form of a compound?

1 1550

How are free energy changes related to enthalpy changes and entropy changes?


What types of molecules form bilayers?

1 1347

What are the various types of noncovalent attractive forces?

2 2605

Why are right-handed helices more stable than left-handed helices?


How can peptide bonds be made from amino acids without activating the amino acids first?

1 1371

What kinds of compounds are water soluble? Why?

2 2195

How are reaction rates dependent upon free energy changes?


What role do disulfide bonds play in protein folding, and in protein stability?

1 2826

What are the structural and stability consequences of electron delocalization in amides (peptide bonds)?

1 1872

What types of proteins contain disulfide bonds?

4 3621

What functional group is hydrolyzed in the hydrolysis of ATP to ADP and Pi?

1 1808

What factors cause the hydrolysis of ATP so exergonic?

1 1551

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Un-Answered Questions { Bio Chemistry }

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DNA binding by proteins with the helix-turn-helix (HTH) motif does not involve a) altered stacking of the DNA at the center of symmetry. b) hydrogen bonds, salt bridges, and van der Waals contacts. c) interactions with base pairs in the major groove of DNA. d) interactions with the sugar-phosphate backbone of DNA.


A 3.00 * 10-6M solution in a 1.0 cm cuvette read 16 % T at 620nm. What were the absorbance and the molar absorbancy index of the solution?


which fat soluble vitamin has co-enzymic function?


"Tell me about a job that you found particularly satisfying. What did you like about it?


Glycolysis is A) C6H12O6 --> 2C2H5OH + 2CO2 B) C6H12O6 --> 2CH3H4O3 + 4H c) C3H4O3 + NAD --> C2H5OH + CO2 NAD D) C6H12O6 + 6H20 --> 6CO2 + 6H2O


Why does physical exertion increase symptoms of poisoning by trematol?


ano po ba ang bermuda triangle? ano po ang nandito? meron po bang mga naitala na aksidente sa gawing ito? ano po ang scientific question nito?


Why are free cysteines treated with iodoacetate prior to protein sequencing?


Which organ and subcellular site are most important for fatty acid biosynthesis?


When it functions as a "second messenger", cAMP a) acts outside the cell to influence cellular processes. b) acts "second in importance" to AMP. c) activates all cytosolic protein kinases. d) activates the cAMP-dependent protein kinase.


How are free energy, equilibrium and spontaneity related to each other?


How are free energy changes related to enthalpy changes and entropy changes?


How does a random coil differ from an irregularly structured region?


what is your aspiration in profession/ career?