has_part happens_during inheres_in qualifier normal histone methylation during vegetative growth normal histone H4-K20 monomethylation during vegetative growth normal histone H4 K20 monomethylation during vegetative growth FYPO:0004220 midori normal histone lysine H4 K20 monomethylation during vegetative growth normal histone H4K20me1 during vegetative growth normal histone H4-K20 monomethylation during mitotic cell cycle 2014-12-19T15:17:45Z A cellular process phenotype observed in the vegetative growth phase of the life cycle in which monomethylation of lysine at position 20 of histone H4 is normal (i.e. indistinguishable from wild type).