What is the function of the dark pigment in the choroid coat

melanin is the pigment and it helps it helps light reflection in the eye

Explanation:

supercell thunderstorms are perhaps the most violent of all thunderstorm types, and are capable of producing damaging winds, large hail, and weak-to-violent tornadoes

instead of copying and pasting things off of tests or work done on computer which im sure you did, try and read over the question carefully