Читать книгу Snyder and Champness Molecular Genetics of Bacteria - Tina M. Henkin - Страница 33

Phage strains can be crossed very easily. The same cells are infected with different mutants or strains of the phage. The DNA of the two phages is then in the same cell, where the molecules can interact genetically with each other, allowing genetic manipulations, such as genemapping and allelism tests.