monera
Sunnis and Shiites.
Axial and appendicular
There is only one organ system that breaks down food. That is the digestive system. However the digestive system uses two processes to break the food down. They are physically and chemically.
Involuntary and voluntary actionssomatic nervous system and autonomic nervous system
Adversarial
Involuntary and voluntary actionssomatic nervous system and autonomic nervous system
The first of the two functions of the digestive system is to break down nutrients. The second function is the absorption of nutrients.
The peripheral nervous system (PNS) is divided into two groups of nerves: sensory nerves, which transmit information from the body to the central nervous system, and motor nerves, which transmit information from the central nervous system to the muscles and glands to produce a response.
To break food down and eliminate unneeded waste
There are many different ways to divide the real number system into sub-groups. Perhaps the most obvious division is, positive numbers and negative numbers.
Carolus Linnaeus developed the first widely accepted system of biological classification. He classified organisms into two groups - plants and animals - based on their physical characteristics.
Even though there are many systems in the body the only system that is used to break down food is the digestive system. The stomach and the intestines work together to help break down food as well.