Rods and Cones in the Eye
Age 12 · Biology
The retina lines the back of the eye. Rod cells help you see shapes in dim light, while cone cells help you see colors and details in brighter light.
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In the picture
- Moonlit cat: a shape seen in dim light as a gray silhouette.
- Rod-shaped cell: active in dim light.
- Daylit cat: seen in color and detail.
- Cone-shaped cell: active in bright light.
Examples
- Finding your way around a dark room by seeing shapes.
- Picking a red apple in daylight by its color.
Key takeaways
- Rod cells work in dim light and show shapes without color.
- Cone cells work in brighter light and show color and detail.
Quiz: Rods and Cones in the Eye (Age 12)
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Which cells help you see shapes in dim light without color?
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Which cells help you see colors and details in brighter light?
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What lines the back of the eye?
The answers, each with its explanation, are in the app. This lesson has left the free week, so its quiz is part of the subscription.
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