Why does DNA need RNA? DNA is a precious commodity and to prevent it from damage it should not involve in many process. On the other hand it contains the genetic code for production of protein â¦
In biology, scaffold proteins are crucial regulators of many key signaling pathways. Although scaffolds are not strictly defined in function, they are known to interact and/or bind with multiple members of a signaling pathway, tethering them into complexes.
Collagen: The Skin Structural Protein. Collagen is a major structural protein in the skin. It plays a key role in providing the structural scaffolding for cells, tissues, and organs. If it weren't for collagen, the body would literally fall apart.