In which of the following case a large lattice is formed?

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#Question id: 19791

#Part-A Aptitude & General Biotechnology

Which of the following statements about polymerase chain reaction is correct?

a) PCR denaturation temperature calculated by using Y = X (1+E)n

b) Size of the primer negatively affects the efficiency of PCR

c) Standard PCR doesn’t efficiently amplify sequence much longer than about 5kb.

d) Primer annealing of PCR at 550C for 1.5 min.

e) Time taken for each cycle of PCR considerably longer than 3 min.

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#Question id: 5370

#Part-B Specialized Branches in Biotechnology

The pedigree below represents the inheritance of an X link recessive trait. The probability of effected child in fourth generation of family?

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#Question id: 4160

#Part-A Aptitude & General Biotechnology

Different tRNA molecules that bind the same amino acid are called __ tRNA molecules.

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#Question id: 3653

#Part-A Aptitude & General Biotechnology

Cyclobutane pyrimidine dimers are formed by -------------from adjacent pyrimidines on one strand by cyclization of the double-bonded C5 and C6carbon atoms of each base to give a cyclobutane ring.

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#Question id: 7154

#Part-B Specialized Branches in Biotechnology

Cancer is believed to often arise from stem cells, rather than fully differentiated cells. Which of the following are consistent with this view?