it is a common experience that if we go on burping simultaneously and consciously(i.e.purposely,as in a non- natural action),our stomach starts aching.Why does this happen?

1 Answers  

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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?

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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?

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The shape of a spot of light produced when bright sunshine passes perpendicular through a hole of very small size is (a) Square, because the hole is a square (b) Round, because it is an image of the sun (c) Round with a small penumbra around it (d) Square with a small penumbra.

1 Answers   Wipro,

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How many bonds are present in CO2 molecule?

2 Answers   Wipro,

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Which of the following is most acidic? (a) C2H5OH (b) CH3CHOHCH3 (c) Ethanol (d) CH3OH.

1 Answers   Wipro,

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what is the length of the exon and intron

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How do ESTs work?

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When X-Ray photons collide with electrons (a) They slow down (b) Their mass increases (c) Their wave length increases (d) Their energy decreases.

1 Answers   Wipro,

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How to find flanking region ?

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Select the correct statements (a) A simple harmonic motion is necessarily periodic (b) An oscillatory motion is necessarily periodic (c) A periodic motion is necessarily oscillatory (d) All of the above.

2 Answers   Wipro,

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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?

1 Answers  

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