[Biological transducer and its model system].
D002462:Cell Membrane / Q000502:physiology; D004558:Electric Stimulation; D008465:Mechanoreceptors / Q000502:physiology; D008954:Models, Biological; D009417:Nerve Tissue / Q000502:physiology; D010786:Photoreceptor Cells / Q000502:physiology; D011984:Sensory Receptor Cells / Q000502:physiology*