Genes are things you have whether you want them or not.
D001483:Base Sequence; D005075:Biological Evolution; D004247:DNA / Q000235:genetics; D004261:DNA Replication; D004251:DNA Transposable Elements; D005057:Eukaryotic Cells / Q000502:physiology; D005786:Gene Expression Regulation; D005796:Genes; D011387:Prokaryotic Cells / Q000502:physiology; D012091:Repetitive Sequences, Nucleic Acid
D004251:DNA Transposable Elements; D004247:DNA