part of part_of part of part_of organism part organism part 生物体一部分 male reproductive system penis A male organ of copulation that in male mammals including humans usually functions as the channel by which urine leaves the body. BTO:0000405 Distal part of the aedeagus consisting of a median, scleratised, pointed lobe through which the ejaculatory duct discharges. EHDAA:9380 EMAPA:18682 EV:0100107 FBbt:00004852 FMAID:9707 James Malone MA:0000408 MAT:0000186 SAEL:80 URI: http://www.ebi.ac.uk/cellline#penis phallus