Match List-I with List-II :
|List - I||List - II|
|(a)||Gene gun||(i)||Replacement of a faulty gene by a normal healthy gene|
|(b)||Gene therapy||(ii)||Used for transfer of gene|
|(c)||Gene cloning||(iii)||Total DNA in the cells of an organism|
|(d)||Genome||(iv)||To obtain identical copies of a particular DNA molecule|
Choose the correct answer from the options given below:
Pathogenic bacteria gain resistance to antibiotics due to changes in their :
Which of the following methods is not commonly used for introducing foreign DNA into the plant cell?
Refer to the following statements for agarose-gel electrophoresis:
(a) Agarose is a natural polymer obtained from sea-weed.
(b) The separation of DNA molecules in agarose-gel electrophoresis depends on the size of DNA.
(c) The DNA migrates from negatively-charged electrode to the positively-charged electrode
(d) The DNA migrates from positively-charged electrode to the negatively-charged electrode.
Choose the most appropriate answer from the options given below :