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Biotechnology : Principles And Processes

Question

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In lysogenic phase which of the following takes place?

Phage DNA integrated with host genome and does not multiplied

Phage DNA does not integrate with host genome

Phage DNA integrates with host genome and bacterial cell does not lyse

Phage DNA integrated with host DNA and multiplied

Solution

D.

Phage DNA integrated with host DNA and multiplied

In lysogencic cyclic, phage DNA integrate with host DNA and multiplies.

Some More Questions From Biotechnology : Principles and Processes Chapter

Define T-DNA.

Name a technique by which DNA fragments can be separated.

What are the different tools in Recombinant DNA technology?

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.

From what you have learnt, can you tell whether enzymes are bigger or DNA is bigger in molecular size. How did you know ?

Expand EFB.

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