<Tr> <Th_colspan="2"> Details </Th> </Tr> <Tr> <Th> Location </Th> <Td> Retina of mammals </Td> </Tr> <Tr> <Th> Function </Th> <Td> Color vision </Td> </Tr> <Tr> <Th_colspan="2"> Identifiers </Th> </Tr>

Why do cone cells have lots of mitochondria