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Read the given statements and select the...

Read the given statements and select the correct option.
Statement 1 : The tumour inducing plasmid (Tiplasmid) acts as a cloning vector in recombinant DNA technology.
Statement 2: The Ti plasmid which is used in the mechanisms of delivering genes to a cell remains pathogenic.

A

1. Both statements 1 and 2 are correct

B

2. Statement 1 is correct but statement 2 is incorrect

C

3. Statement 1 is incorrect but statement 2 is correct

D

4. Both statements 1 and 2 are incorrect

Text Solution

Verified by Experts

The correct Answer is:
B
The tumour inducing Ti plasmid of Agrobacterium tumefacines has been modified into cloning vector which is not pathogenic to the plants, however, it is still able to use its mecanisms to deliver genes of our interest into varous plants.
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NCERT FINGERTIPS ENGLISH-BIOTECHNOLOGY - PRINCIPLES AND PROCESSES-Biotechnology - Principles And Processes
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  2. Which of the following microbes transform normal plant and animal cell...

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  3. Read the given statements and select the correct option. Statement 1...

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  4. a crown gall bacterium, is called an natural genetic engineer' of plan...

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  5. DNA cannot pass through a cell membrane as 1) it is too big to cross...

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  6. The term "competent" refers to

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  7. The correct sequence of making a cell competent is

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  8. Match the terms given in column I with their definitions in column II ...

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  9. Micro-injection is a method used to

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  10. Which of the following is required for micro-injection method of gene ...

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  11. In biolistic method of gene trasfer, the microparticles coated with fo...

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  12. The different steps of recombinant DNA technology are given below rand...

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  13. The given flow chart depicts the steps to transfer a desirable gene of...

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  14. Fill up the blanks and select the correct option. (i) EcoRl cuts the...

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  15. In the isolation of DNA, removal of protein and RNA is carried out by ...

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  16. During isolation of genetic material, the chemical used to precipitate...

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  17. Precipitates of purified DNA after the addition of chilled ethanol are...

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  18. Match column I with column II and select the correct answer from the g...

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  19. The polymerase chain reaction is a technique used for 1) amplificati...

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  20. Process used for amplification or multiplication of DNA in DNA fingerp...

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