Answer:
Answer is A signal is sent down an exon within a nerve cell.
Explanation:
 
        
                    
             
        
        
        
Because nerves are the transmitters of messages from the brain to the structure, and all major nerves are found in the spinal cord leading out to the rest of the body. If the nervous tissue is damaged then the brain can no longer send messages to those parts of the body, and they an no longer react causint paralysis. 
Hope this helps. :)
        
             
        
        
        
The answer is true letter a
        
             
        
        
        
The First 20 Elements and The Difference Between Elements, Compounds and Mixtures. Standard. 1 – H – Hydrogen – Odorless, Colorless and Flammable Gas. 2 – He – Helium – Colorless and Odorless. 3 – Li – Lithium – Low Melting Point and Low Density. 4 – Be – Beryllium – High Thermal Conductivity and Non Magnetic.
        
                    
             
        
        
        
Answer:
Edwin Hubble's findings supporting the 'big bang theory' are as follows – almost all galaxies are moving away from us and the 'farther away a galaxy' is, the faster it is moving away. 
Explanation:
The theory speaks of an ever-expanding universe and the proponent calculated the Law of Hubble.