Q. Intermediate vectors containing T-DNA are conjugation deficient. Thus conjugation is mediated in presence of which of the following plasmid?

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Q. Which of the following is true about T DNA?

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Q. Which of the following is not true about the direct repeats flanking T-DNA?

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Q. The left segment of octopine T-DNA (TL) is necessary for

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Q. Microprojectile method of gene transfer in plants involves delivery of DNA

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Q. Which of the following genes are constitutively expressed and control the plant induced activation of other vir genes?

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Q. Integrated octopine T DNA occurs as

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Q. Liposomes mediated gene transfer in plants involves

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Q. Which of the following plant signal molecules regulate the expression of vir B, C, D and E in case of tobacco?

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Q. In a plant tumour cell

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Q. Co-integrating transformation vectors must include a region of homology in

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Q. Crown gall tissue

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Q. Integrated nopaline T-DNA occurs as

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Q. Opines are

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Q. T-DNA transfer and processing into plant genome requires products of which of the following genes?

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Q. Because of large size of Ti-plasmid, intermediate vectors (IV) are developed in which T DNA has been subcloned into

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Q. The transfer of intermediate vectors into Agrobacterium are brought about by

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Q. In response to the activating signal molecule, an endonuclease is produced that causes nicks in the T-DNA. It is encoded by

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Q. Microinjection involves

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Q. Which of the following is true about Agrobacterium tumefaciens?

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