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

Biological Sciences (4520)
Physics (1496)
Chemistry (2582)
Health Pharma (592)

Medicine (1862)
Agriculture (179)
Mathematics (232)
Statistics (73)

Environmental Science (23)
Sciences AllOther (161)

Sciences Interview Questions

Questions Answers Views Company eMail

What are the main approaches of predicting protein interactions using genomic context analysis?

1 4165

What is the main idea of maximum parsimony in phylogenetic tree construction? What are the drawbacks?

2 6340

Bootstrap analysis evaluates evolutionary trees by sampling columns from the original alignment with replacement (multiplying or removing some of them) and computing a proportion of times that a particular branch appears in the resulting trees. What is the main idea behind this approach?

2267

Which of the following sequences contains the pattern [AG]-x (4)-G-K-[ST] from the PROSITE database? seq. A: VAGWGKST seq B: GVLKRGKS seq. C: AGVLKGRT seq. D: AGVGKSTP

5 7874

If a match from a sequence database search is reported to have an E-value of 0.0, should it be considered highly insignificant or highly significant?

3 6077

Suppose you used the NCBI Blast server to look for a match to a fruit-fly gene. Suppose further that the best alignment contained this section of an alignment: Hit from database: XXXXXXXXXXXXXXNFSTSQ user sequence: SLEAEAAPASISPSNFSSSQ What do the Xs signify?

Infosys,

4 8348

How you caluculate sensitivity and selectivity of Blast?

2 8849

What are acounting Pi electron's?

Fertilizers, IGCAR,

2387

Give the structure of the product obtained when benzene is acylated with succinic anhydride in the presence of AlCl3?

2 9192

Explain about nucleophilic, electrophilic and free radical substitutions?

Bombay Tablet,

1 7959

What is the difference between torsional strain and steric hinderance?

2 10200

what is the Difference between conformational isomers and configurational isomers ?

2 23191

What is the difference between chiral center and chiral carbon ?

1 5941

What is a proteic unit?

Granules India, IGCAR, TCS,

2749

What is a repartition coefficient?

2528

Un-Answered Questions { Sciences }

What are the limits for LOD and LOQ?

2290

Why is there more friction when you push an object than when you pull it?

1047

Can i work 240 volt 1400 watts 1 ton ac with 24 volt battery..! How..?

1454

which property among the following generally decreases from top to bottom in a group 1a? 1. Electropositive, density, basic nature, classical reactivity

1120

What is a florence flask?

1014

How to analyse antibacterial data ?

2148

How test tube is used?

922

How many systems are there in a human body? Name them.

1000

What forms the basis for colorimetric determination?

1234

Explain the riboflavin assay ?

1983

What is cancer staging, and how do you determine the extent of disease progression in a cancer patient?

why should we perform dissolution PVT calibration only by UV spectrometer, not by HPLC ?

1756

What is the respective importance of water, carbon, and nitrogen for the living beings?

586

if z is the arithemtic mean between x and y , then the value of x/(x-z)+y/(y-z) is

1181

Discuss the treatment options for retinal vascular occlusions, such as central retinal vein occlusion (CRVO) or branch retinal vein occlusion (BRVO).

For More Un-Answered { Sciences } Questions Click Here