Biotechnology - Principles and Processes PYQ — Page 4

Which of the following is not a component of downstream processing?

A foreign DNA and plasmid cut by the same restriction endonuclease can be joined to form a recombinant plasmid using

Which of the following is a restriction endonuclease?

Which of the following is not a feature of the plasmids?

Restriction enzyme work by cleaving

The Taq polymerase enzyme is obtained from:

The construction of the first recombinant DNA emerged from the possibility of linking a gene encoding antibiotic resistance with a native plasmid of

The introduction of T-DNA into plants involves :

The cutting of DNA at a specific location became possible with the discovery of:

Examine the diagram and identify the correction option. 

Which vector can clone only a small fragment of DNA?

Commonly used vectors for human genome sequencing are:

DNA fragments generated by the restriction endonucleases in a chemical reaction can be separated by

During the process of isolation of DNA, chilled ethanol is added to:

Genes of interest can be selected from a genomic library by using:

The colonies of recombinant bacteria appear white in contrast to blue colonies of non-recombinant bacteria because of

For transformation, microparticles coated with DNA to be bombarded with gene gun are made up of

The figure below shows three steps (I, II, III) of Polymerase Chain Reaction (PCR). Select the option giving correct identification together with what it represents? 

Which one is a true statement regarding DNA polymerase used in PCR?

The figure below is the diagrammatic representation of the $E$. coli vector pBR 322 . Which one of the given options correctly identifies its certain components (s)? 

Which one of the following represents a palindromic sequence in DNA?

In genetic engineering, the antibiotics are used

A single strand of nucleic acid tagged with a radioactive molecule is called

Which one of the following is a case of wrong matching?