Yeast Artificial Chromosomes (YACs) 200-2000 kb. Bacteriophage ... P1 recombinant viability. loxP. B. S. pac. kan. loxP. B. S. insert too large. maximal insert ...
... which is used to inject the genetic material into the host. ... Most phages take over the machinery of the host cell to produce a large number of viral particles.