Examlex
Plants that use animals for pollination always provide a reward.
Wavelength
The distance between successive crests of a wave, especially points in a sound wave or electromagnetic wave.
Sense of Color
is the capacity to perceive and distinguish between different colors, including their hues, saturation, and brightness, primarily mediated by the cone cells in the human eye.
Iris
The colored part of the eye that controls the size of the pupil and the amount of light that enters the eye.
Refraction
The bending of light as it passes from one medium to another with a different density, affecting its speed and direction.
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