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प्रश्न
Rising of dough is due to ______.
पर्याय
Multiplication of yeast
Production of CO2
Emulsification
Hydrolysis of wheat flour starch into sugars
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उत्तर
Rising of dough is due to production of CO2.
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संबंधित प्रश्न
Can you list 10 recombinant proteins which are used in medical practice? Find out where they are used as therapeutics (use the internet).
Besides better aeration and mixing properties, what other advantages do stirred tank bioreactors have over shake flasks?
Explain briefly:
PCR
In a pathological lab, a series of steps were undertaken for finding the gene of interest. Describe the steps, or make a flow chart showing the process of amplification of this gene of interest.
Which of the following term used for defining a viral genome incorporated into host DNA?
______ plays an important role in blood clotting.
PCR and restriction fragment length polymorphism are the methods for ______.
Gene Amplification using primers can be done by ______.
Blood stains are found at the site of a murder. It DNA profiling technique is to be used for identifying the criminals, which of the following is ideal for use?
In PCR, primers are used for ______.
Significance of 'heat shock' method in bacterial transformation is to facilitate ______.
A bacterial cell was transformed with a recombinant DNA molecule that was generated using a human gene. However, the transformed cells did not produce the desired protein. Reasons could be ______.
How is copy number of the plasmid vector related to yield of recombinant protein?
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. |
- Name the human disease for which the gene therapy was used for the first time.
- 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?
- Write the possible permanent cure of the disease by the gene therapy that is in progress.
Write the scientific name of the source organism of the thermostable DNA polymerase used in PCR.
Bioreactors are the containment vehicles of any biotechnology-based production process. For large scale production and for economic reasons the final success of biotechnological process depends on the efficiency of the bioreactor.
Answer the following questions w.r.t. the given paragraph:
- List the operational guidelines that must be adhered to so as to achieve optimisation of the bioreactor system. Enlist any four.
- Mention the phase of the growth we refer to in the statement "Optimisation of growth and metabolic activity of the cells".
- Is the biological product formed in the bioreactor suitable for the intended use immediate? Give reason in support of your answer.
Upon exposure to UV radiation, DNA stained with ethidium bromide will show ______.
Which enzymes act as 'molecular scissors' to cut purified DNA precisely at specific target sites?
Which of the following are direct methods used for introducing recombinant DNA into host cells besides chemical transformation?
Which series of operations is collectively referred to as 'downstream processing'?
