Bio Informatics Interview Questions
Questions Answers Views Company eMail

How to run DOCK 6 using cygwin?

1 4598

What are the main signals used for gene finding in prokaryotic genomes? How are these signals introduced into the search algorithms?

1 1779

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

1 2004




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

2 3611

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?

1008

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 3679

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 2770

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 4301




How you caluculate sensitivity and selectivity of Blast?

2 5772

which instrument is most commonly used to observe the external features of grasshopper's abdomen?

1 6210

How can i do the Homology Modeling of GPCR receptor successfully? My target identity with template is only 27%

4 2796

what is the length of the exon and intron

3 3689

what is e value?

4 6797

What are the responsible factors for extinction of flora and fauna ?

CAT,

3 9431

How is the respiratory system applied to the sport paintball?

1 2703


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Un-Answered Questions { Bio Informatics }

How long will a train 100m long traveling at 72kmph take to overtake another train 200m long traveling at 54kmph?

2149


How to find a sequence of dna molecule?

911


What is a DNA array?

870


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

513


Describe the aim of microarray data analysis?

1240






What are oesophageal molecular markers?

953


What are the main differences between parsimony,distance and likelihood-based algorithms?

990


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?

836


What two possibilities are there to describe how gene fragments may have evolved?

912


NLO : RPS : : ? : ZXA

1094


How the Algorithm works?

820


How do ESTs work?

856


How can we find the direction of an nucleotide substitution, for example; C to T or T to C?

1213


What is the difference in terms of connectivity between a scale free network and random network?

747


What is the input and outpit of a distance based algorithm?

1003