why comparisons of the X-ray structures of hyperthermophilic enzymes with their mesophilic counterparts have failed to reveal any striking differences between them?

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#Question id: 7501

#Part-A Aptitude & General Biotechnology

A train 150 m long is running with a speed of 68 kmph. In what time will it pass a man who Is running at 8 kmph in the same direction in which the train is going?

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#Question id: 7502

#Part-A Aptitude & General Biotechnology

A train 220 m long is running with a speed of 59 kmph. In what time will it pass a man who is running at 7 kmph in the direction opposite to that in which the train is going?

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#Question id: 7503

#Part-A Aptitude & General Biotechnology

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: 7504

#Part-A Aptitude & General Biotechnology

Two train 100 metres and 120 metres long are running in the same direction with speed of 72 km/hr and 54 km/hr. In how much time will the first train cross the second?

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#Question id: 7505

#Part-A Aptitude & General Biotechnology

A train running at 54 kmph takes 20 seconds to pass a platform .Next it takes 12 seconds to Pass a man walking at 6 kmph in the same direction in which the train is going. Find the length of the train and the length of the platform.

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#Question id: 7506

#Part-A Aptitude & General Biotechnology

A man sitting in a train which is travelling at 50 kmph observes that a goods train,travelling In opposite direction,takes 9 seconds to paas him. If the goods train is 280 m long,Find its speed.