B. Protein
Amino acids are organic compounds that combine to form proteins. Amino acids and proteins are the building blocks of life. When proteins are digested or broken down, amino acids are left. The human body uses amino acids to make proteins to help the body: Break down food.
Goal is to slow down or cure the genetic disease by repairing the damaged gene that caused the disease.
It is symbiosis, but also called a commensalism relationship because the remora is getting its food and the shark has no benefit.
Heterogeneous, because you can take out or sort the ingredients in all three into separate parts