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¦
The cuticle is a multi-layer structure composed primarily of cutin, cutan, polysaccharides, lipids and waxes. On the inward-facing side of a leaf, the cuticle attaches to the epidermal plant cell walls, and on the outward-facing side, the cuticle forms a film or skin that covers the leaf surface.