A species is often defined as the largest group of organisms where two hybrids are capable of reproducing fertile offspring, typically using sexual reproduction, although the species problem encompasses a series of difficult related questions that often come up when biologists define the word species.
What does cuticle mean in Urban Dictionary?: a cuticle is some vibrant thing between your bottom of the nail plus epidermis. Some individuals have actually cuticles that grow up pretty far onto theirâ¦
Cuticle. A cuticle, or cuticula, is a term used for any of a variety of tough but flexible, non-mineral outer coverings of an organism, or parts of an organism, that provide protection. Various types of cuticles are non-homologous; differing in their origin, structure, function, and chemical composition.