The tough, opaque tissue that acts as the eye's protective outer layer is called the A lens
B. cornea
C. fovea
D. sclera​

D. sclera

Explanation:

all other options are transparent. the sclera is the white of the eye, while the lens, cornea, and fovea are all portions that you see through. the fovea is the area of the lens of highest visual accuity. The cornea acts as a protective outer layer, but it is not opaque.

the answer is d

Explanation:

The tough, opaque tissue that acts as the eye's protective outer layer is called the. Sclera. Only $2.99/month. Perception of color is determined by the wavelength of light that an object reflects.

this doesn't seem to be an actual health/school question. yet, im gonna answer it as if it is one. (by the way, im here for you if it isnt).

humans are very odd creatures. yet, this question is very biased against males. all genders do happen to cheat on their wives / husbands. the real question should be why genders cheat on the person they love. some people might make bad choices, or just make a mistake

explanation: