In humans, the ability to regulate blood sugar with the chemical insulin, keep the pH of the blood at a neutral level through the lungs and get rid of liquid waste through the kidneys help keep the body functioning at an optimal level. What characteristic of life is represented by these statements?

What is the main difference between the central nervous system (cns) and the peripheral nervous system (pns)? .the cns involves the brain and spinal cord, and the pns involves the body nerves. the cns involves the body nerves, and the pns involves the brain and spinal cord. the cns involves sensory neurons, and the pns involves motor neurons. the cns involves motor neurons, and the pns involves sensory neurons.