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Search 3,721 documents across 34 fields — every claim tier-rated by evidence

3,721 Documents 34 Sections 43,625 Citations 34,852 Keywords Indexed 4 Evidence Tiers

3,633 are the core, quality-scored corpus (34 lettered sections — see How We Work); the remaining 88 are cross-corpus synthesis documents (68 InterDocs, 12 Connections, 8 Theories) also indexed here.

2 results for "rhodopsin"

K_2_16 Verified Consciousness

K_2_16 — Optogenetics: Light-Controlled Neural Circuits

Optogenetics is a biological technique that uses genetically encoded light-sensitive proteins (opsins) to control the activity of specific neurons with millisecond precision using light. Developed primarily by Karl Deiss

optogenetics channelrhodopsin halorhodopsin archaerhodopsin ChR2 opsins

R_4_02 Verified Biology & Evolution

R_4_02 — Eye Evolution and the Origin of Vision

Eyes have evolved independently at least 40–65 times across the animal kingdom, producing a stunning diversity of optical designs — from simple eyespots in jellyfish to camera eyes in vertebrates and cephalopods, compoun

eye evolution vision photoreceptor opsin rhodopsin camera eye

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