normal subcellular component during vegetative growth normal rDNA copy number normal rDNA copy number during mitotic cell cycle FYPO:0004824 midori 2015-08-17T13:56:52Z normal ribosomal DNA copy number normal rDNA copy number during vegetative growth A physical cellular phenotype observed in the vegetative growth phase of the life cycle in which the number of ribosomal DNA (rDNA) repeats present in the rDNA arrays on chromosome III is normal (within the range in wild type cells).