title: Mongolism and sex: a common problem of cell proliferation?
mesh_terms: D002478:Cells, Cultured; D002875:Chromosomes; D002904:Chromosomes, Human, 21-22 and Y; D004247:DNA; D004261:DNA Replication; D004314:Down Syndrome / Q000235:genetics*; D004330:Drosophila; D005260:Female; D005796:Genes; D006128:Growth; D006130:Growth Disorders; D006570:Heterochromatin; D006801:Humans; D008297:Male; D008938:Mitosis; D010641:Phenotype; D010944:Plants; D012730:Sex Chromosomes; D012732:Sex Determination Analysis; D014314:Trisomy
chemical_list: D006570:Heterochromatin; D004247:DNA