M.Sc. Bio-Physics (PU-CET P.G) 2016 Panjab University Entrance Exam With Answers

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20.

Yeast Artificial Chromosome (YAC) vectors contain the selectable markers. Loss of which marker at the cloning site distinguishes the religated YACs from the original vector marker ?

A: TRP 1
B: SUP 4
C: URA 3
D: CEN

The answer is: B