What is the purpose of photoreceptors?

Responses

They contract and relax to control the pupil.
They contract and relax to control the pupil.

They change light to electrical signals.
They change light to electrical signals.

They receive light and turn it into an image.
They receive light and turn it into an image.

They focus the light coming into the eye.

1 answer

The correct response about the purpose of photoreceptors is:

They change light to electrical signals.

Photoreceptors, such as rods and cones in the retina, convert light energy into electrical signals that can be processed by the brain, allowing us to perceive visual information.