Biotechnology Engineering (M.Phil./Ph.D.) 2017 Panjab University Entrance Exam With Answers

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33.

During development of transgenic mice you were asked exploit the DNA microinjection in pronculei. How would you ascertain that you are injecting the target gene in the male pronucleus and not the female pronucleus.

A: Male pronucleus its transparent
B: Male pronucleus gets attached to cell membrane
C: Male pronucleus is smaller in size
D: Male pronucleus is larger in size

The answer is: D