Vampire plants?
C B
CB
Taylor
D005799:Genes, Dominant; D017343:Genes, Plant; D006801:Humans; D009154:Mutation; D010935:Plant Diseases / Q000235:genetics*; D010944:Plants / Q000235:genetics*; D011164:Porphyrias; D014575:Uroporphyrinogen Decarboxylase / Q000235:genetics*; D003313:Zea mays / Q000235:genetics* / Q000378:metabolism
D014575:Uroporphyrinogen Decarboxylase