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What is colour blindness ????? |
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Answer» ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━WHAT IS COLOUR BLINDNESS ?━━━━━━━━━━━━━━━━━━━━━━━━━★ COLOUR BLINDNESS ★WE KNOW THAT THE RETINA OF A HUMAN EYE CONTAIN RODS AND CONES AND THERE ARE ARE THREE TYPES OF PIGMENT ARE PRESENT IN CONES IN SHAPED CELLS THESE PIGMENTS ARE SENSITIVE TO GREEN RED AND BLUE LIGHT SO EACH COLOUR OF LIGHT IS DETECTED ONLY BY THOSE PIGMENTS OF CONES IF A PERSON LOSES ANY OR ALL THE THREE PIGMENTS OF CONES KI AND SHE CANNOT IDENTIFY THE PRESENCE OF DIFFERENCE OF THESE COLOURS━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ |
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