The eye: monophyletic, polyphyletic or perhaps biphyletic?
Meyer-Rochow
V B
VB
D000818:Animals; D005075:Biological Evolution; D004268:DNA-Binding Proteins / Q000502:physiology; D005136:Eye Proteins / Q000502:physiology; D018398:Homeodomain Proteins; D009799:Ocular Physiological Phenomena; D000071841:PAX6 Transcription Factor; D051761:Paired Box Transcription Factors; D017956:Photoreceptor Cells, Invertebrate / Q000502:physiology; D020419:Photoreceptor Cells, Vertebrate / Q000502:physiology; D012097:Repressor Proteins
D004268:DNA-Binding Proteins; D005136:Eye Proteins; D018398:Homeodomain Proteins; D000071841:PAX6 Transcription Factor; D051761:Paired Box Transcription Factors; D012097:Repressor Proteins