Explanation:
The nervous system has two main parts:-
● The central nervous system is made up of the brain and spinal cord.
● The peripheral nervous system is made up of nerves that branch off from the spinal cord and extend to all parts of the body.
Melton include all that o move independently of ocean currents.
Is there a list of organisms ?
Expendable can mean having little to no value when compared to the big picture or something that's designed to only be used once and then destroyed. Since I don't have any context, I can't decipher which one it would be.
Gene therapy is a promising possibility for the treatment of these diseases. With the help of genetically modified viruses, DNA is introduced into cells in order to repair or replace defective genes. By using this method, scientists have discovered a quicker and more efficient treatment for the cells. Hope this helps :)
