MHT-CET (DEMO) CLASS 12 BIOLOGY BIOTECHNOLOGY: PRINCIPLES AND PROCESSES PAPER

The procedure through which a piece of DNA is introduced in a host bacterium is called

Which of the following has the ability to transform normal cells into cancerous cells in animals?

Which of the following is not applicable to Agrobacterium tumefaciens?

For transformation with recombinant DNA, the bacterial cells must first be made ‘competent’ which means

Which of the following enzyme is used in case of fungus to cause release of DNA along with other macromolecules?

During isolation of DNA, addition of which of the following causes precipitation of purified DNA?

Which of the following is the correct sequence of PCR or polymerase chain reaction?

After completion of biosynthetic stage, the separation and purification of product is called

From isolated DNA from a cell culture with the desired gene, DNA segment can be excised by ‘molecular scissors’ or ‘chemical scalpels’ what biotechnologists call as _______________.

All the following statements about Stanley cohen and Herbert Boyer are correct but one is wrong Which one is wrong?

In the year 1963, the two enzymes responsible for restricting the growth of bacteriophage in Escherichia coli were isolated They were respectively.

The culting of DNA by restriction endonucleases results in the fragments of DNA. These fragments are generally separated by a technique known as

Which of the following bacteria are known as ‘natural genetic engineers of plants’ as gene transfer is happening in nature without human interference?

Isolation of the genetic material in pure form, free from other macromolecules can be achieved by treating the bacterial cells/plant or animal tissues with following enzymes except

The EFB means