Bio Chemistry Interview Questions
Questions Answers Views Company eMail

Name the 1st synthetic organic compound that was prepared from its elements is?

569

How can we calculate the number of possible optical isomers for a given compound?

615

What amount of catalyst is consumed in the reaction it catalyzes?

544

How is the cooling of organs and tissues for medical transplantations associated with the effect of temperature upon enzymatic reactions?

554

Why is not it correct to assert that dna self-replicates?

563

Ethylene on ozonolysis gives which chemical compound?

728

Does dna replication occur in cell division?

583

What is isomerism?

604

What is the name of the dna duplication process? What is the main enzyme that participates in it?

1 1150

How does the formation of the enzyme-substrate complex?

581

What is the primary structure of a protein?

582

What is the activation center of an enzyme? Is it the key or the lock of the lock and key model?

587

What is the difference between the alpha helix and the beta-sheet protein conformations?

598

Is it expected a change in the primary, in the secondary or in the tertiary structure of a protein to produce more functional consequences?

584

What are respectively some remarkable functions of myosin, cd4, albumin, keratin, immunoglobulin, reverse transcriptase, hemoglobin, and insulin?

604


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Un-Answered Questions { Bio Chemistry }

What are the favorable conditions for formation of cat ions?

716


What is the main enzyme that participates in dna duplication process?

579


What is the chemical formula for borax?

538


Aldehydes and ketones are known as?

598


What are respectively some remarkable functions of cd4?

577






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.

1765


How does the formation of the enzyme-substrate complex? Explain the reduction of the activation energy of chemical reactions?

556


give the co-ordination number of cscl?

609


What is isomerism?

604


What factors can change the pKa value of an amino acid residue, and in which direction?

2032


Where do hydrophobic and hydrophilic residues usually end up after protein folding?

1618


What is Sublimation energy?

589


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.

1671


One characteristic of the dna molecule is its replication capability. What are the consequences of failures during dna replication?

583


why we use 96 well plate in ELISA plate reader?

1846