Because of its ability to form large complex and diverse molecules
        
             
        
        
        
Warm blooded animals are much stronger and like aligators , reptiles and different warm blooded animals
        
             
        
        
        
Answer:
Axon
Explanation:
A neuron has three main parts. The cell body directs all activities of the neuron. Dendrites extend out from the cell body and receive messages from other nerve cells. An axon is a long single fiber that transmits messages from the cell body to the dendrites of other neurons or to other body tissues, such as muscles. 
 
        
             
        
        
        
The respiratory system is the network of organs and tissues that help you breathe. It includes your airways, lungs and blood vessels. The muscles that power your lungs are also part of the respiratory system. These parts work together to move oxygen throughout the body and clean out waste gases like carbon dioxide.
Hope this help