Carbon Copy Cloner for Mac (freeware/donation ware) will copy the entire contents of a partition to another partition including OSX files and make that partition bootable. Free and it really works.
http://www.bombich.com/
I tried doing the same with Drive Genius and it wouldn't do it because the source partition was too fragmented and it wouldn't defragment it.
http://www.bombich.com/
I tried doing the same with Drive Genius and it wouldn't do it because the source partition was too fragmented and it wouldn't defragment it.