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प्रश्न
Name a recombinant vaccine that is currently being used in vaccination programme.
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उत्तर
Hepatitis B recombinant vaccine-engerix is used for vaccination of hepatitis virus.
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संबंधित प्रश्न
Name the genes responsible for making Bt cotton plants resistant to bollworm attack. How do such plants attain resistance against bollworm attacks? Explain.
Distinguish between plasmid DNA and chromosomal DNA.
Distinguish between RNA and DNA.
Name and explain the technique used for separating DNA fragments and making them available for biotechnology experiments.
Explain what are the desirable characteristics of an ideal cloning vector used in rDNA technology.
Why are bio-fertilizers preferred over chemical fertilizers?
In vitro amplification of DNA or RNA segment is known as ___________.
A PCR machine can raise the temperature up to 100°C but after that, it is not able to lower the temperature below 70°C automatically. Which step of PCR will be hampered first in this faulty machine? Explain why?
DNA polymerase enzyme used in PCR is isolated from ____________ bacteria.
Identify the properties that a cloning vector must possess to be efficiently used in rDNA technology.
- Control elements like promoter, operator, ribosomal binding sites
- Restriction sites
- Marker genes
- Ori of replication
- Ability to replicate independently
The following identifies the major features of technology that differentiate modem biotechnology from classical biotechnology.
i. Capability of science to change the genetic material for getting new specific products through rDNA technology, polymerase chain reaction (PCR), microarrays, cell culture and fusion, and bioprocessing.
ii. Ownership of technology and its sociopolitical impact.
iii. Modem biotechnology makes use of only fermentation technology.
iv. Classical biotechnology relies only on principles of plant and animal tissue culture.
Consider there is only one double stranded DNA molecule initially along with all other requirements of PCR. If a PCR machines performs 10 cycles of reaction then bow many double stranded DNA molecules would be present at the end?
____________ is the manipulation of genetic material towards a desired end, in a directed and predetermined way, using in vitro process.
Human insulin is produced by culturing the genetically engineered ______
Which of the following statements is correct with respect to cellular respiration?
A hind of biotechnology involving manipulation of DNA is ______.
What is the significance of adding proteases at the time of isolation of genetic material (DNA)?
What is meant by gene cloning?
Which of the following is the correct recognition sequence of restriction enzyme Eco RI?
Name two restriction enzymes used in PCR.
pBR322, used very frequently in cloning experiments as a vector in E. coli is ______.
The DNA polymerase enzyme used in PCR is obtained from______.
What are the different types of electrophoresis?
Which amino acid is coded by the initiation codon?
Importance of PCR.
Which one of the following enzymes is used to join DNA fragments?
Modern biotechnology is based on two core techniques. Which of the following correctly identifies both of these techniques?
How does the concept of cloning relate to the multiplication of genetic material in biotechnology?
