Simplify the following text for a Grade 11 native English-speaking person.
Original: The F-plasmid is an episome ( a plasmid that can integrate itself into the bacterial chromosome by homologous recombination ) with a length of about 100 kb .
Simplified: The F-plasmid is an episome ( a plasmid that can integrate itself into the bacterial chromosome ) with a length of about 100,000 base pairs .