The present-day eye evolved from a structure that detected
A) gross changes in light but not specific images and colors.
B) regions of relative warmth or coldness.
C) specific images but not changes in light or color.
D) two-dimensional but not three-dimensional images.

Question

Quizplus · Accepted Answer

The present-day eye evolved from a structure that detected gross changes in light but not specific images and colors. Throughout evolution, this structure gradually developed into a more precise and complex organ capable of detecting specific images and colors.

The Present-Day Eye Evolved from a Structure That Detected