1) Explain the Trichromatic Theory of color coding and the Opponent-Process Theory of color coding. How are they different? Identify which one is labelled-lines and which is cross-fibre coding and why? Include a phenomenon that supports each theory.

2) Explain sensory adaptation and pigmentation of rods and cones under Photopic conditions. Include information associated to Photopic conditions like what type of vision, photoreceptor, RGCs, and neural pathway.