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Describe how rods and cones function.
AAERAAEOALAEEREA EEA EAENOEAS EAA EAEUESE REA EEAEAESSEASEOAIAEOSSEOSNAEDESOASEADUSSSOESEAEAEORESEEEAIASOSSSSEAEAESASSEONEEIEOSESE REALE FORESEES
ACNECENEEUCCESOESOEUEOECOESSCCUENEUEREOESEESECEESESSCUNCEEOEESOESHUEFORESCSSEEEOOESCESEESEUERCESSCSSUNEOEESOESESEFOESSSSESESCOUEERSESIUERERERERE
ACAEREEEENENEROEEEEUESEEESSRSSENELHESESOREES CE SESSRESONEOCESESSOUEFOHESESSREESOESOHSEESEUEEOESSRSSINEOOESOESESEFOESSRSHRSESOREOERERSIN FREER REEE
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