Petra walks into a brightly lit psychology lab to participate in an experiment involving the ability to perceive the colors of the rainbow. which photoreceptors will be most useful during this experiment? cones fovea lens rods

Cones

Explanation:

Cones are the photoreceptor cells that are sensitive to the bright light and produce the color vision. Stimulation of combinations of red, blue and green cones produce color vision.

Since Petra enters the brightly lit room to perceive the colors of the rainbow, various combinations of three types of cones present in the retina of her eyes would be activated to produce the vision of rainbow.

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