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Biotechnology : Principles and Processes
Question
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The usual source of restriction endonucleases used in gene cloning is from

  • fungi

  • bacteria

  • plants

  • viruses

Answer

B.

bacteria

Restriction endonucleases. represent a class of nucleases originally extracted from the bacterium E. coli. Restriction endonucleases can cleave the DNA at specific sites.

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Some More Questions From Biotechnology : Principles and Processes Chapter

Give the full form of PCR. Who developed it ?

What is the source of DNA polymerase i.e., Taq polymerase ?

Define “melting of target DNA”.

What would be the molar concentration of human DNA in a human cell ? Consult your teacher.

Do eukaryotic cells have restriction endonucleases ? Justify your answer.

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Expand EFB.

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Or
With the help of diagrams show the different steps in the formation of recombinant DNA by action of restriction endonuclease.

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