title: Highly repetitive sequences of DNA in chromosomes.
mesh_terms: D001483:Base Sequence; D005075:Biological Evolution; D002466:Cell Nucleolus / Q000032:analysis; D002467:Cell Nucleus / Q000032:analysis; D002499:Centrifugation, Density Gradient; D002875:Chromosomes / Q000032:analysis; D004247:DNA / Q000032:analysis / Q000302:isolation & purification; D004261:DNA Replication; D004277:DNA, Single-Stranded / Q000032:analysis / Q000302:isolation & purification; D006570:Heterochromatin; D006882:Hydroxyapatites; D009691:Nucleic Acid Denaturation; D009693:Nucleic Acid Hybridization; D009695:Nucleic Acid Renaturation; D009711:Nucleotides / Q000032:analysis; D011743:Pyrimidines / Q000032:analysis; D012270:Ribosomes; D013045:Species Specificity; D013696:Temperature
chemical_list: D004277:DNA, Single-Stranded; D006570:Heterochromatin; D006882:Hydroxyapatites; D009711:Nucleotides; D011743:Pyrimidines; D004247:DNA