题目内容

Choose the correct statement.

A. Taq polymerase is having very high processivity
B. Processivity is defined in this case as a synthesis of DNA by polymerase
C. It requires a 5’ end for the elongation to take place
D. The maximum size of the molecules which can be synthesized is 10kbp

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Which of the following activity is not present in Taq polymerase?

A. 5’-3’ polymerase
B. 5’-3’ exonuclease
C. 3’-5’ exonuclease
D. Both 5’-3’ polymerase and 5’-3’ exonuclease

Which end of the primer should be matched properly in order to carry out the amplification?

A.5’ end
B.3’ end
C.Both of the ends should be matched properly
D.Anyone of the ends should match

Melting temperature is given by ____________

A.4(G+C) + 2(A+T)
B.2(G+C) + 4(A+T)
C.2(A+G) + 4(C+T)
D.4(A+G) + 2(C+T)

What will happen if the amino acid sequence is used directly for primer designing?

A.There would be certainty because the genetic code is unique for each amino acid
B.There would be uncertainty as the genetic code is degenerate and none of the amino acid is having a unique code
C.There would be uncertainty as the genetic code is degenerate but some of the amino acids such as methionine are having a unique codon
D.The amount of uncertainty or certainty is a matter of chance

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