Which statement correctly describes the function and distribution of photoreceptors?
A)
Cones are used to detect colour, and there are more cones than rods in the retina.
B)
Cones are used for day vision, and there are more cones than rods in the fovea.
C)
Rods are used for night vision, and there are more rods than cones in the fovea.
D)
Rods are used to detect colour, and there are more rods than cones in the retina.
Answer: B