Q. Artificial transformation in the laboratory is carried out by which of the chemical?

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Q. It is tough to transform with plasmid DNA.

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Q. Which of the following path of transformation leads to the lysis of the parent cell?

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Q. In which phase of growth does the recipient cell take up the donor DNA?

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Q. By whose experiment evidence of the existence of conjugation was established?

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Q. By whose experiment conjugation was proved?

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Q. Which one of the following is true?

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Q. Which of the following made it easier to conclude that physical contact of the cells was necessary for conjugation in Davis experiment?

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Q. Who releases the plasmid encoded proteins required for adhering.

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Q. Sex pilus is not required for plasmid transfer.

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Q. Conjugation can’t take place between ___________

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Q. Which one of the following do not have a self-transmissible plasmid?

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Q. Which one of the following gets transferred during Hfr conjugation?

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Q. In conjugation of F⁺ cell and F⁻ cell the recipient will be F⁻.

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Q. What is the order of the gene where columns are for different HFR and values denote time?

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Q. Conjugation between F⁺ and F⁻ cell results in _______________

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Q. What is the unidirectional transfer of genetic material from the donor to the recipient is termed?

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Q. What genetic information (DNA) does an F-plasmid contain?

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Q. In conjugation of HFr cell with F⁻ cell the recipient ______________

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Q. Why human cells are more preferred for the production of the recombinant protein?

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