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प्रश्न
The transfer of genetic material from one bacterium to another through the mediation of a viral vector is termed as ______.
विकल्प
Transduction
Conjugation
Transformation
Translation
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उत्तर
The transfer of genetic material from one bacterium to another through the mediation of a viral vector is termed as transduction.
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संबंधित प्रश्न
Rearrange the following in the correct sequence to accomplish an important biological reaction:
(a) In vitro synthesis of copies of DNA of interest
(b) Chemically synthesized oligonucleotides
(c) Enzyme DNA-polymerase
(d) Complementary region of DNA
(e) Genomic DNA template
(f) Nucleotides provided
(g) Primers
(h) Thermostable DNA-polymerase (from Thermus aquaticus)
(i) Denaturation of ds-DNA
Name the genes responsible for making Bt cotton plants resistant to bollworm attack. How do such plants attain resistance against bollworm attacks? Explain.
What are plasmids?
The biological scissor is ______.
Ti plasmid being used for introducing genes in plants obtained from ______.
What is the role of Taq-polymerase in PCR technology?
From which of the following organisms the enzyme Taq polymerase used in PCR technique is obtained?
Following are the four statements regarding separation of DNA fragments using Gel electrophoresis. Identify the INCORRECT statements.
i. DNA is negatively charged molecule and so it is loaded on gel towards the Anode terminal.
ii. DNA fragments travel along the surface of the gel whose concentration does not affect movement of DNA.
iii. Smaller the size of DNA fragment, larger is the distance it travels through it.
iv. Pure DNA can be visualized directly by exposing to UV radiation.
Which of the following is NOT involved in genetic engineering technique?
i. Combining genes from two organisms
ii. Gene cloning
iii. Transfer of lipid molecules
iv. Transfer of genes to new organisms
v. Repairing or replacing the defective genes by healthy genes
vi. Artificial synthesis of new gene
Human insulin is produced by culturing the genetically engineered ______
Nucleic acid segment tagged with a radioactive molecule is called ______.
DNA fingerprinting refers to ______.
Who among the following was awarded the Nobel Prize for the development of PCR technique?
A recombinant DNA molecule was created by ligating a gene to a plasmid vector. By mistake, an exonuclease was added to the tube containing the recombinant DNA. How does this affect the next step in the experiment i.e. bacterial transformation?
Which vector is mostly used in rDNA technology in plants?
Which of the following enzyme catalyses the removal of nucleotides from the end of DNA molecules?
Which of the following statements are true about cloning vectors?
- Vectors are DNA molecules that carry a foreign DNA segment.
- The replicated DNA is introduced into the host cell.
- It possesses the origin of replication (Ori).
- Vectors may be plasmid, bacteriophage, Yeast artificial chromosomes (YACs), etc.
- Vectors do not require a selectable marker to identify and eliminate non-transformants.
Choose the correct answer from the options given below.
The polymerase chain reaction is a powerful technique to ______.
Expand YAC used in the field of Biotechnology.
Name the source of thermostable DNA polymerase.
