<span>lactose Hope i helped :)</span>
He difference between acute stress and chronic stress is one of severity and time. Acute stress is short lived and may not have very severe effects on you. Chronic stress is when you are under stress<span> on an ongoing basis and can lead to physical disease, mental disorder and spiritual dark nights of the soul.</span>
The horrific forced transport of Africans into America during the age of exploration as part of the slave trade that was going on where Africans were transported on ships from Africa, chained up like animals all the way to America was an example of international migration affecting the population.
External influences forced Africans to go from Africa to another continent and live there.
They are viruses that infect bacteria and require a bacterial host in order to replicate themselves