There's considerable proof in assist of your parental conflict idea (Pires and Grossniklaus 2014). For example, the endosperm overproliferates in crosses of parents with distinct ploidy that boost the quantity of paternal genomes, though it proliferates considerably less and differentiates previously in seeds with an excess of maternal genomes (Haig https://concrete-driveway-stamps62579.ltfblog.com/28670965/detailed-notes-on-pattern-imprint-driveways