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कर्नाटक बोर्ड पी.यू.सी.पीयूसी विज्ञान 2nd PUC Class 12

Which of the following contributed in popularising the PCR (polymerase chain reactions) technique?

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प्रश्न

Which of the following contributed in popularising the PCR (polymerase chain reactions) technique?

पर्याय

  • Easy availability of DNA template

  • Availability of synthetic primers

  • Availability of cheap deoxyribonucleotides

  • Availability of 'Thermostable' DNA polymerase

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उत्तर

Availability of 'Thermostable' DNA polymerase

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पाठ 11: Biotechnology : Principles and Processes - MULTIPLE CHOICE QUESTIONS [पृष्ठ ७६]

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एनसीईआरटी एक्झांप्लर Biology Exemplar [English] Class 12
पाठ 11 Biotechnology : Principles and Processes
MULTIPLE CHOICE QUESTIONS | Q 10. | पृष्ठ ७६

संबंधित प्रश्‍न

Draw a labelled sketch of sparged-stirred-tank bioreactor. Write its application.


Explain briefly:

PCR


Explain briefly:

Chitinase


Prepare a flow chart in formation of recombinant DNA by the action of restriction endonuclease enzyme EcoRI.


Which of the following term used for defining a viral genome incorporated into host DNA?


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


Gene Amplification using primers can be done by ______.


The first step in recombinant DNA technology is


An antibiotic resistance gene in a vector usually helps in the selection of ______.


Significance of 'heat shock' method in bacterial transformation is to facilitate ______.


Which of the following should be chosen for best yield if one were to produce a recombinant protein in large amounts?


Do biomolecules (DNA, protein) exhibit biological activity in anhydrous conditions?


Identify and explain steps ‘A’, ‘B’ and ‘C’ in the PCR diagram given below.


Read the following paragraph and answer the questions that follow:

Biotechnology revolves around the "gene of interest", with an objective to open various avenues for human welfare in health, medicine, pharma, agriculture etc. using different techniques, tools and processes. One of the breakthroughs of biotechnology in medicine is the gene therapy.
  1. Name the human disease for which the gene therapy was used for the first time.
  2. Explain the steps of gene therapy carried to cure the disease using the lymphocytes of the patient. Why is this therapy not a permanent cure of the disease?
  3. Write the possible permanent cure of the disease by the gene therapy that is in progress. 

Assertion (A): Synthetic oligonucleotide polymers are used during Annealing in a PCR.

Reason (R): The primers bind to the double stranded DNA at their complementary regions.


State the advantage of using Thermostable DNA polymerase.


Identify the part of a bio-reactor which is used as a foam braker from the given figure.


Which of the following statements is incorrect?


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