Assertion: wave's energy | /r/Causes | lasting molecular change
Facets:
value: in the visual molecule retinal
type: OTHER
Source sentences:
text: At the lower end of the visible light spectrum, EMR becomes invisible to humans (infrared) because its photons no longer have enough individual energy to cause a lasting molecular change (a change in conformation) in the visual molecule retinal in the human retina, which change triggers the sensation of vision.