SCIENCE|natural and applied sciences|life sciences|biology
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- ga
- light-gated ion channel | light-gated channel
- en
- Definition "ion channel receptor within a photosensitive excitable cell's outer cell membrane whose pores [ IATE:1149329/EN ] open in response to a stimulus which is the arrival of a photon of light energy" Reference "COM-Terminology Coordination, based on: Exam 3 Review: Chapter 11: Ion Channels (23.2.2021), Biology Website, Austin Peay State University"
- Comment Such channels are primarily responsible for impulse initiation = initial depolarization of an excitable cell such as a photoreceptor (sensory cells, rods and cones responding to light in the retina of the eye).