the excretory humans performs genetics
excreting is biological_transport. kidney is excretory_organ. urinating is not excreting. excretory_organ is not internal_organ. pancreas is not internal_human_organ. excretory_organ is internal_organ. human_pancreatic_cell is not human_cell. excreting is not biological_transport. kidney is not excretory_organ. urinating is excreting.