In the human eye, most refraction occurs when light passes through the in the human eye, most refraction occurs when light passes through the cornea. vitreous humor. aqueous humor. lens. iris.

The correct answer is "cornea".

Explanation:

Often referred as the eye's "window", the cornea is the transparent layer at the front of the eye. In the human eye, most refraction occurs when light passes through the cornea. The refractive power of the cornea, that comes from its clear and curved form, bends the light through the pupil, allowing that most of the light enters to the eye.

humans can cause extinction of a species through overharvesting, pollution, habitat destruction, introduction of invasive species (such as new predators and food competitors), overhunting, and other influences. explosive, unsustainable human population growth is an essential cause of the extinction crisis.

explanation:

i didn't have the answer choices , but i tried my best.