cellular component organization
   |__organelle organization
       |__nucleus organization  107 rec.
           |__female pronucleus assembly 2 rec.
           |__karyogamy 9 rec.
           |   |__karyogamy involved in conjugation with cellular fusion
           |   |__nuclear membrane fusion involved in karyogamy
           |   |__polar nucleus fusion
           |   |__pronuclear fusion 9 rec.
           |   |__regulation of karyogamy
           |__macronucleus organization
           |__male pronucleus assembly 12 rec.
           |   |__male pronuclear envelope synthesis
           |   |__sperm DNA decondensation 11 rec.
           |   |__sperm nuclear envelope removal
           |__micronucleus organization
           |__nuclear body organization 11 rec.
           |   |__Cajal body organization 6 rec.
           |   |__histone locus body assembly 3 rec.
           |   |__Lands organization
           |   |__nuclear dicing body assembly
           |   |__nuclear speck organization 2 rec.
           |   |__PML body organization
           |__nuclear envelope organization 24 rec.
           |   |__microtubule organizing center attachment site organization 1 rec.
           |   |__nuclear membrane organization(+) 19 rec.
           |   |__pronuclear envelope synthesis(+)
           |__nuclear matrix organization
           |   |__nuclear matrix anchoring at nuclear membrane
           |__nuclear pore localization 3 rec.
           |__nuclear pore organization 12 rec.
           |   |__mitotic nuclear pore complex disassembly
           |   |__nuclear pore complex assembly(+) 4 rec.
           |__nucleolus organization 9 rec.
           |   |__nucleolar chromatin organization(+) 2 rec.
           |   |__nucleologenesis 1 rec.
           |   |__protein localization to nucleolar rDNA repeats
           |__nucleus disassembly
           |__regulation of nucleus organization 1 rec.
           |   |__regulation of karyogamy
           |   |__regulation of spermatid nuclear differentiation(+)
           |__spermatid nucleus differentiation 27 rec.
           |   |__regulation of spermatid nuclear differentiation(+)
           |   |__sperm DNA condensation 19 rec.
           |   |__spermatid nucleus elongation 4 rec.
           |__spermatid nucleus elongation 4 rec.