If I had to pick one I would say that it would be because it can extend a joint beyond its regular range of motion.
Answer:
organic farming is to grow produce all natural without the use of chemical pest killers.
And the peripheral nervous system
Vaccination has been one of the most successful developments of medical science because for centuries it has been proven effective in diminishing the number of people at risk on certain kinds of diseases. How does vaccination help? Vaccines are contained weakened organisms that are injected to the body. This then boosts the immune system as they release a certain type of cells to combat with the foreign organisms. When the person is exposed to the same organisms again, he/she will develop immunity.
