Biology · Biotechnology

Genetic Engineering is primarily possible because:

Verified Solution4 OptionsUpdated: October 2026👁️1 View

1We can see and manipulate individual DNA strands directly under an ordinary electron microscope
2We can randomly cut DNA at specific sites by using non-specific exonucleases like DNase
3The phenomenon of transduction in bacteria is well understood
4Restriction endonucleases purified from bacteria can be used in vitro to cut DNA at specific base sequences✓

Correct answer

Restriction endonucleases purified from bacteria can be used in vitro to cut DNA at specific base sequences

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