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

Genetics (207)
Botany (781)
Zoology (409)
Cell Biology (461)

Biological Sciences Interview Questions

Questions Answers Views Company eMail

How to determine if bacteria is sensitive to an antibiotic?

2143

What are Beta-lactams?

2 5110

What diseses does the Epstein Barr Virus cause?

1 4124

what is a cytopathic effect?

2 5006

Compare and contrast feedback inhibition and enzyme repression?

9812

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

2009

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?

2308

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

2261

Differentiate between biotechnology and bioengineering?

2433

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

3925

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

1 2958

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

1 3486

What is the difference betwee bacteriostatic and bacteriocidal?

2 5127

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

1989

Describe the stages and symptoms of Syphilis?

1 4585

Un-Answered Questions { Biological Sciences }

Name a fungus that is gram positive?

1119

Will the plant able to produce electricity when the soil is dried up

1645

Which plant fossil is the oldest among the others those found by archeologists?

1959

How does caffeine effect plant growth?

1028

Explain why do organisms live in certain places?

916

How are the concepts of chromosome, chromatin and chromatids related? In which phase of the cell cycle does dna duplicate?

879

can we re-freeze the 4% paraformaldehyde for longer storage?

3587

Genetic load means ?

1853

Give the full scientific name (genus and species) name for a xylem-limited fastidious bacterium?

3187

Define biologic control?

277

What are the differences between Genetic Engineering and breeding?

3530

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

2039

What is the chorioallantois membrane present in the embryonic development of reptiles and birds? How does this membrane participate in the energetic metabolism of the embryo?

What are the environmental harms caused by mercury pollution?

283

According to the watson – crick model how many polynucleotide chains does a dna molecule has?

1025

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