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

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Biological Sciences Interview Questions

Questions Answers Views Company eMail

What types of primary structures destabilize helices?

1 3336

Why is it usually necessary to cleave proteins into smaller fragments for sequencing?

1 3829

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

2248

How do cationic exchange resins differ from anionic exchange resins?

1 3495

What is the difference between pH and pKa?

Astra,

3 16288

What are hydrophobicity scales, and how are they used?

1920

Why is it necessary to cleave proteins with at least two different reagents during sequencing?

1 3583

How are coupled reactions used in biochemistry?

2401

Cells are in nonequilibrium, open systems. In what way is thermodynamics useful in this situation?

1 3570

What type of column is generally used to separate amino acids from each other?

2165

Which properties of water are unusual for its size, and caused by hydrogen bonding?

1 3284

What kinds of proteins are involved in facilitating protein folding?

1 3878

What types of molecules can be purified via affinity chromatography?

1 3815

How can proteins be denatured and renatured?

1 5227

What does a sedimentation coefficient measure?

1 3944

Un-Answered Questions { Biological Sciences }

Which hormones are produced by placenta?

Why we maintain 121degree centigrade for autoclave? why we are not maintaining the temperature above or below 121degree? what is the reason?

2352

What are the constitutions of the cell wall of chlorella pyrenoidosa ?

2292

Alkaline metals when dissolved in ammonium (NH3) act as better conductor and better reducing agent what is the reason behind it?

1181

How do carnivorous plants digest their food?

3072

Describe the antiviral activity screening facilities ?

2179

Since pepsin is a gastric enzyme does it, has acid or basic optimum ph? What happen to pepsin when it passes to the duodenum?

1087

Define bioremediation?

362

Give an account of Adenovirus ?

2078

what is the trouble in DNA plasmid extraction ?

2358

What best describes the amoebas division?

999

What is the chemical composition of gene?

2232

Why can mould vary in colour?

1981

Describe the Stabilisation of Barium sulfate precipitate in McF' scale ?

2196

Which are the alternatives used in gram stain?

1207

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