This explains phototransduction cascade which is critical to our sense of vision. By Ronald Sahyouni. Created by Ronald Sahyouni.
Watch the next lesson: https://www.khanacademy.org/test-prep/mcat/processing-the-environment/sight/v/photoreceptors-rods-cones?utm_source=YT&utm_medium=Desc&utm_campaign=mcat
Missed the previous lesson? https://www.khanacademy.org/test-prep/mcat/processing-the-environment/sight/v/vision-summary?utm_source=YT&utm_medium=Desc&utm_campaign=mcat
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