In the Meselson-Stahl DNA replication experiment, if the cells were first grown for many generations in 15N containing media, and then switched to 14N containing media, what percent of the DNA had 1 light strand and 1 heavy strand after 2 generations of growth in 15N growth media?

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#Question id: 5164

#General Aptitude

When define a function f(N) = sum of digits of N , expressed as decimal number. E.g. F(137) = 1 + 3 + 7 = 11 : Evaluate f(2^7 3^5 5^6) .

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#Question id: 5165

#General Aptitude

A 3-digit number 4a3 is added to another 3-digit number 984 to give a 4-digit number 13b7,which is divisible by 11. Then (a+b)=? 

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#Question id: 5166

#General Aptitude

Which of the following is the largest ?

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#Question id: 5167

#General Aptitude

Which of the following is the largest ?

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#Question id: 5168

#General Aptitude

Which of the following is the largest ?

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#Question id: 5169

#General Aptitude

For real values of m, (m-1) (m-3) (m-4) (m-6) +10 is