If the two sites at which recombination will take place are oriented oppositely to one another in the same DNA molecule then the site-specific reacom bination results in inversion of the segment of dna between the two recombination sites X A recombination at inverted repeats causes ah versionIf the two sites at which recombination will take place are oriented oppositely to one another in the same DNA molecule then the site-specific reacombination results in inversion of the segment of DNA between the two recombination sites recombination at inverted repeats causes an inversion