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

Compare and contrast feedback inhibition and enzyme repression?

9817

A base deletion occurs in the regulator gene of the LAC operon. Describe how the operation of the LAC operon might be affected?

2013

A single base exchange mutation occurs in the promoter of the TRP operon. How the operation of the HIS operon might be affected in two ways?

2309

How the positive and negative DNA markers are used in genetic engineering?

2266

Differentiate between biotechnology and bioengineering?

2441

What are the 8 steps that are involved in genetic engineering?

3927

You want to select a bacterium that has obtained a genetic marker conferring resistance to tetracycline. How would you accomplish this?

1 2960

How restriction enzymes,DNA probes are used in genetic engineering?

1 3490

What is the difference betwee bacteriostatic and bacteriocidal?

2 5131

What evidence can you cite that suggests that rheumatic fever is an autoimmune disease?

1990

Describe the stages and symptoms of Syphilis?

1 4588

What is meant by positive strand RNA and negative strand RNA?

2147

What are the two ways that animal viruses may penetrate their host cell?

2942

Describe the infectious cycle of a negative strand RNA virus?

2145

Differentiate between doubling time and generation time?

2 28235

Un-Answered Questions { Sciences }

Describe about the bacterial hydrogenase activity in hydrogen production ?

2174

What jobs can you get with an associates degree in political science?

Which is the animal without fingers, but with nails?

1158

What is wood made of? Does it have a chemical composition?

2043

How do you adjust anesthetic agents and ventilator settings to address changes in a patient's hemodynamic status?

109

What is the difference between LB Miller & LB, Lennox ?

3061

Define what peculiar characteristic do the hippopotamus and tapir share?

985

what is the role of auxins in floral bud development and fruit development?

1836

What is pascal s principle?

1022

What things do you count in order to determine the number of carpels in a compound ovary?

2148

i have pcb and i am all set to do biotech so i wanted to know is this a successful option which has its perks??

2165

How is the covering membrane of the vacuoles called?

882

describe a difficult customer or co worker you have experienced in the past and how you dealt with him/her?

1913

Explain the difference between free electron theory and band theory of solids?

1065

would know if the magnetic moment of 4He has been measured experimentally. Indeed, while 3He is given in the Rhagavan table, there is no mention of 4He. Of course it is theoretically zero but has this been verified by an EXPERIMENT?

2377

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