Excessive UV light exposure damages ____.

A) collagen only
B) elastin only
C) keratin only
D) collagen and elastin
E) elastin and keratin

UV Light Exposure

Refers to the exposure of objects or living organisms to ultraviolet light, which can have various effects such as skin damage or sterilization.

Collagen

Collagen is a protein that is the main component of connective tissues in animals, providing strength, elasticity, and structure to skin, bones, and tendons.

Elastin

A highly flexible protein found in connective tissue, enabling various bodily tissues to revert to their original form after being stretched or contracted.