Invertebrates, immunology and evolution.
D000818:Animals; D000917:Antibody Formation; D000937:Antigen-Antibody Reactions; D005075:Biological Evolution; D001789:Blood Group Antigens; D005260:Female; D007109:Immunity; D007448:Invertebrates / Q000276:immunology*; D008297:Male; D014180:Transplantation
D001789:Blood Group Antigens