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प्रश्न
The bacterium which causes a plant disease called crown gall is _______________.
विकल्प
Helicobacter pylori
Agrobacterium tumifaciens
Thermophilus aquaticus
Bacillus thuringienesis
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उत्तर
The bacterium which causes a plant disease called crown gall is Agrobacterium tumifaciens.
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संबंधित प्रश्न
Which of the following device is required for PCR?
In which of the following techniques, charged molecules (DNA, RNA and Proteins) are separated by applying the electric field?
Which of the following is the right combination of primers in a PCR to amplify the DNA product?
______ is the soil bacterium that causes crown gall characterized by tumors in plants.
Identify the CORRECT order of steps in Polymerase Chain Reaction (PCR).
Which of the following is not required in the preparation of a recombinant DNA molecule?
The structure below shows pUC18, which is similar to pBR322 in its function. However, they differ in some of their restriction sites and the number of ori. The ori number for pBR322 is approximately 20.
- How are puc18 and pBR322 used in biotechnological studies?
OR
What will be the impact if the ori in the above structure gets damaged? - The lac z gene has many recognition sites. Study the segment of DNA given below and answer the questions.
5’... ATC GTA AAG CTT CAT…3’
3’... TAG CAT TTC GAA GTA…5’
i) Applying your knowledge of palindrome sequences identify and mark the possible region where the restriction enzyme X will act.
ii) Restriction enzyme Y was used to extract a gene of interest from a plant. This gene needs to be inserted in the given DNA segment which has been treated with restriction enzyme X. Will there be a successful recombination? Explain with a reason. - Which one of the two (pUC18 and pBR322) would you prefer for biotechnological studies? Justify.
Which amino acid is coded by the initiation codon?
David is a molecular biologist. He uses a technique to know the amino acids occupy the first and the last positions in the Chain - A and Chain - B of insulin. Name the scientist whose contribution made it possible for David to use this technique.
Give a reason for the following:
The diagram given below represents vector pBr322 which was modified by a research scholar Dr. Rayon, but the vector was rejected by his guide.
