The body of an insect is covered by a protective __________________ formed from chitin and protein. Depending upon its precise composition and thickness, the cuticle may be soft and flexible or hard and rigid; according to requirements, it may or may not be permeable or waterproof:

Question

Accepted Answer

three-layered skin (cuticle). The insect cuticle is typically described as a three-layered structure consisting of the epicuticle, exocuticle, and endocuticle. This matches standard entomology references.