Sciences Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

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Sciences Interview Questions

Questions Answers Views Company eMail

How does the UV absorption of specific amino acids aid biochemists?

1 3843

How does isoelectric focusing work?

1 5209

What are some commonly used biochemical buffers?

3 4939

Describe the structure of a peptide giving the sequence.

1833

How do peptides react with cyanogen bromide?

2185

How do hydrophobic and hydrophilic residues arrange themselves in globular proteins?

2207

What role does the primary structure play in determining the folding pattern of a protein?

1 3903

How is the actual free energy change for a process related to the standard free energy change?

2775

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

2622

How does the stability of peptides compare with that of amino acids?

2 4243

How does hplc differ from normal column chromatography, and what are its advantages?

2202

What is meant by “cooperative folding” of proteins?

1 3941

Why does ion-exchange chromatography generally use a salt gradient or a pH gradient?

1 6667

What factors cause salting in and salting out of macromolecules?

1 3867

How does molecular exclusion chromatography work?

1 4993

Un-Answered Questions { Sciences }

How many planets are in the new solar system?

194

How does iodine kill germs?

955

Oranges are bought at 11 for Rs. 10 and sold at 10. for Rs. 11 the profit is

961

How to do phage titrering ?

2056

How to detect apoptosis?

1963

Explain big bang theory?

1008

How to differenticate the culture mediums ?

2213

In many arthropods, the segments of the body are grouped into 3 distinct parts. Name all three parts?

863

Name the world’s rarest monkey?

1000

what is kill curve ?

1965

What are the analyses provided by the study of human age pyramids?

515

What do you use to label an antigen in radio immuno assay?

410

what is an active ? (UML)

2505

What peculiar characteristic do the hippopotamus and tapir share?

1049

How to measure neuronal cell differentiation?

1851

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