part_of has_part inheres in part of qualifier abnormal prospore formation abnormal membrane organization abnormal prospore membrane formation abnormal forespore membrane formation FYPO:0001914 2013-01-31T15:42:32Z abnormal ascospore-type prospore membrane assembly abnormal enclosure of nucleus by forespore membrane abnormal engulfment of nucleus by forespore membrane A cellular process phenotype in which prospore membrane formation is abnormal. In prospore membrane formation, the nascent membrane forms at the meiotic outer plaque and grows until closure occurs and forespores, or prospores, are formed. midori