1.

For amplificatio of GC rich sequences by polymerase chain reacstion, identify the reagent that binds and stabilizes AT sequences and destabilizes GC regions.

A. Tetramethyl ammonium chloride
B. Betaine
C. 7-deaza-2 -deoxyguanosine triphosphate
D. Sodium dodecyl sulphate
Answer» C. 7-deaza-2 -deoxyguanosine triphosphate


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