Biotechnology Engineering (M.Phil./Ph.D.) 2019 Panjab University Entrance Exam With Answers

Practice Mode:
25.

The procedure for selecting hybridoma cells requires HAT medium containing aminopterin. This is included in the medium because;

A: It provides a precursor for purine metabolism.
B: It inhibits purinre metabolism activity.
C: It provides a precursor for dihydrofolate reductase activity.
D: It inhibits dihydrofolate reductase activity.

The answer is: D

<< Previous Question
Next Question >>