Two trains 137 metres and 163 metres in length are running towards each other on parallel lines,one at the rate of 42 kmph and another at 48 kmph. In what time will they be clear of each other from the moment they meet?

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#Question id: 14137

#Part-A Aptitude & General Biotechnology

Consider the following alignment of two DNA sequences:

                            AGTAAC

                            AA_ _AC

Assuming an affine gap scoring scheme of an identity matrix for substitution, a gap initiation penalty of 1 and a gap extension penalty of 0.1, the score of the alignment is _________

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#Question id: 11275

#Part-B Specialized Branches in Biotechnology

Consumption efficiency is the proportion of production at one trophic level that is eaten by, or ingested, by the next trophic level which of the following are correct statement ?

A.Consumption efficiencies higher in  forests than grassland

B-In aquatic ecosystems consuption efficiencies of hervivore are greater than terrestrial hervivore

C- Consumption efficiencies for carnivores are typically higher than those of herbivores

D-Primary production consumption is increased where it is high in nutrients such as nitrogen and phosphorus

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#Question id: 4352

#Part-A Aptitude & General Biotechnology

How does extracellular glucose inhibit transcription of the lac operon?

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#Question id: 1550

#Part-B Specialized Branches in Biotechnology

IL-4 responsible for class switch recombination (CSR) into,

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#Question id: 7462

#Part-A Aptitude & General Biotechnology

How many times do the hands of a clock straight line in a day ?