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Draw a schematic sketch of PBR322 plasmi...

Draw a schematic sketch of PBR322 plasmid and label the following in it.
An antibiotic resistant gene

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The labelled diagram of PBR322 plasmid is shown in the figure with amp (an antibiotic resistant gene)
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Draw a schematic sketch of PBR322 plasmid and label the following in it. Ori and rop genes

Draw a schematic sketch of PBR322 plasmid and label the following in it. Any two restriction sites

Match the scientists in column I with their related discoveries in column II and select the correct option from the given codes. {:(ColumnI, Column II),(A."Kary Mullis",(i)"Father of genetic engineering"),(B."Paul Berg",(ii)"Nobel prize for the discovery of restriction endonucleases"),(C."Stanley Cohen and Herbert Boyer",(iii)"Developed polymerase chain reaction"),(D."Arber smith and Nathan",(iv)"Isolated an antibiotic resistance gene from a plasmid of the bacterium Salmonella typhimurium"):}

Study the following statements regarding recombinant DNA technology and select the incorrect ones. (i) Taq polymerase extends the primers using the nucleotides provided in the reaction. (ii) Antibiotic resistance genes are considered as desirable genes in recombinant DNA technology. (iii) DNA fragments are separated according to their charge only, in agarose gel electrophoresis. (iv) Transformation is a procedure through which a piece of DNA is integrated in to the genome of a host bacterium. (v) To produce higher yields of a desired protein, host cells can be multiplied in a continuous culture. (vi) Downstream processing is one of the steps of polymerase chain reaction.

Which of the following is not a characteristic of pBR322 vector ?

Select the correct option to fill up balnks. (i) ________is a natural polymer extracted from_____. (ii) The DNA fragments purified by gel electrophoresis are used in constructing______by joining them with_______. (iii) The ligation of alien DNA is carried out at a________. present in one of the two________in a plasmid vector. (iv)_________enzyme remains active during the high temperature induced denaturation of ds DNA (v) DNA fragments are resolved according to their_________ through ______in agarose gel electrophoresis. a) (i) Agarose, sea weeds (ii) recombinant DNA, cloning vector (iii) restriction site, antibiotic resistance genes (iv) Taq polymerase (v) size, sieving effect b) (i) Agarose, sea weeds (ii) Restriction site, antibiotic resistance genes (iii) recombinant DNA, cloning vector (iv) Taq polymerase (v) size, sieving effect c) (i) Agarose, sea weeds (ii) restriction site, antibiotic resistance genes (iii) recombinant DNA, cloning vector (iv) Taq polymerease (v) size, sieving effect d) (i) size, sieving effect (ii) agarose, seaweeds (iii) recombinant DNA cloning vector (iv) Taq polymerase (v) restriction site, antibiotic resistance genes

Which one of the following characteristics is generally not preferred for a cloning vector ? a) An origin of replication b) An antibiotic resistance marker c)Multiple restriction sites d) A high copy number

ARIHANT PUBLICATION-PRINCIPLES AND PROCESSES OF BIOTECHNOLOGY -Part II (Questions For Practice) (Short Answer Type Questions)
  1. Write the role of 'ori' and 'restriction site' in a cloning vector PBR...

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  2. Write a short note on plasmids.

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  3. You have chosen a plasmid as vector for cloning your gene. However, th...

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  4. Draw a schematic sketch of PBR322 plasmid and label the following in i...

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  5. Draw a schematic sketch of PBR322 plasmid and label the following in i...

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  6. Draw a schematic sketch of PBR322 plasmid and label the following in i...

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  7. How are recombinant vectors created?

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  8. For creating one recombinant vector only one type of restriction endon...

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  9. How bacterial cells are made competent to take up DNA?

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  10. Describe the role of CaCl, in the prepration of competent cell.

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  11. PCR is a useful tool for early diagnosis of an infectious disease. Com...

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  12. Explain, how to find whether an Ecoli bacterium has transformed or not...

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  13. What does the ampicillin-resistant gene act as ?

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  14. Name the source of the DNA polymerase used in PCR technique. Mention, ...

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  15. Give the name of the organism from where the thermostable DNA polymera...

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  16. Rearrange the following in the correct sequence to accomplish an impor...

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  17. While doing a PCR, denaturation step is missed. What will be its effec...

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  18. A schematic representation of PCR up to the extension stage is given b...

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  19. A schematic representation of PCR up to the extension stage is given b...

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  20. A schematic representation of PCR up to the extension stage is given b...

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