In snakes and some lizards,upper and lower eyelids become fused in the embryo to form a protective window of clear skin,the
A)nictitating membrane.
B)iris.
C)fovea.
D)ciliary body.
E)spectacle.

Question

Quizplus · Accepted Answer

The spectacle is the correct term for the protective window of clear skin formed by the fusion of the upper and lower eyelids in snakes and some lizards. This adaptation helps protect their eyes while allowing them to see.

In Snakes and Some Lizards,upper and Lower Eyelids Become Fused