Bio Informatics Interview Questions

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A certain radioactive element A, has a half life = t seconds. In (t/2) seconds the fraction of the initial quantity of the element so far decayed is nearly how much?

1095A man speaks the truth 3 out of 4 times. He throws a die and reports it to be a 6. What is the probability of it being a 6?

An electron is injected into a region of uniform magnetic flux density with the components of velocity parallel to and normal to the flux. What is the path of the electron?

If the sum of n terms of two series of A.P are in the ratio 5n+4:9n+6 .find the ratio of their 13th terms

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

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Un-Answered Questions { Bio Informatics }

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

How to Insert Genomic DNA into yeast ?

What are the current challenges in the Pharmaceutical and biotechnology sectors?

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

Draw the E-R diagram for the database of a departmental store having the following relational database scheme Employees(e-no, address) Department(d-name) work-n(e-no, d-name) Looking-after(d-name, e-no) Item (item-no, brand-name, model-no, cost-price, sale-price)

Suppose the Blast search returned 100 hits. Of these, 17 were false positives and we knew that there were 165 sequences in the database which should have returned a hit with our sequence. How many false negatives were there, and what is the sensitivity and selectivity of Blast in this instance?

How the Algorithm works?

Can DeCypher be used for protein struc-ture modeling?

Explain about needleman-wunsch algorithm?

Integrate 3x + 5 / (x3-x2-x+1)?

How to identify common acc.numbers from among a set of files ?

What is the secondary structure of intron ?

Is there is best online Training for Bioinformatics

What is the criteria for LTQ (LC-MS/MS) SEQUEST search?

What is a DNA array?