

MCQOPTIONS
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1. |
Genetic engineering is possile because |
A. | the phenomenon of transducation in bacteria is well understood |
B. | we can see DNA by electron microscope |
C. | we can cut DNA at specific sites by endonucleases like DNA ase I |
D. | restrication endonuclease purified from bacteria can be used in vitro |
Answer» B. we can see DNA by electron microscope | |