Q - The __________ in the back of the eyeball is made up of millions of rods and cones.

Question: The __________ in the back of the eyeball is made up of millions of rods and cones.
A) Pupil
B) Retina
C) Iris
D) Lens

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Retina

The Retina in the back of the eyeball is made up of millions of rods and cones.