title: The DNA repeat lengths in chromatins from sea urchin sperm and gastrule cells are markedly different.
mesh_terms: D000818:Animals; D001483:Base Sequence; D002843:Chromatin / Q000378:metabolism*; D004247:DNA / Q000378:metabolism; D003851:Deoxyribonucleases; D004625:Embryo, Nonmammalian / Q000378:metabolism; D005260:Female; D008297:Male; D009838:Oligodeoxyribonucleotides / Q000032:analysis; D012617:Sea Urchins; D013094:Spermatozoa / Q000378:metabolism*
chemical_list: D002843:Chromatin; D009838:Oligodeoxyribonucleotides; D004247:DNA; D003851:Deoxyribonucleases