<prompt> F plasmid of high frequency recombination is aExtrachromosomalChromosomalMesosomeRibosomes  <response>: Characters of Plasmids: 1.Plasmids are circular DNA molecules. 2.Can replicate independently. 3.Plasmids or episomes are not essential for bacteria. 4.They may carry propeies of aDrug resistance bToxigenicity Eg:E.coli,Klebsiella Salmonella Shigella ,Proteus Types of plasmids : 1.R plasmids. 2.Col factors Colicinogenic factors 3.F or Feility factors. 