Out of three numbers the second number is twice the first and also one third of third number.If the average of three numbers is 54. Find the second number.

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#Question id: 389

#Part-A Aptitude & General Biotechnology

A weak acid HA has a pKa of 5.0.  If 1.0 mol of this acid and 0.1 mol of NaOH were dissolved in one liter of water, what would the final pH be?

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#Question id: 3523

#Part-A Aptitude & General Biotechnology

If the number of heterozygous pairs involved in a particular cross is three, the phenotype ratio obtained in their F2 generation will be-

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#Question id: 18915

#Part-A Aptitude & General Biotechnology

In PBR322, A gene having terminal cut with the PstI, on which selectable marker the colony will be selected 

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#Question id: 13074

#Part-A Aptitude & General Biotechnology

Type of probe used in RFLP;

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#Question id: 945

#Part-A Aptitude & General Biotechnology

A key precursor in the synthesis of aromatic amino acids (tryptophan, tyrosine and phenylalanine) is ________.