A Mummy's DNA May Help Solve The Mystery Of The Origins Of Smallpox
The surprise find of smallpox DNA in a child mummy from the 17th century could help scientists start to trace the mysterious history of this notorious virus.
Smallpox currently only exists in secure freezers, after a global vaccination campaign eradicated the virus in the late 1970s. But much about this killer remains unknown, including its origins.
Answer:
D. They force Africa to lower the prices on its goods.
Explanation:
Trade barriers refers to the restrictions on the international trade and commerce that is induced by the government of a country. Trade barriers have a bad effect on the economy of a country. It is detrimental as considered by economist.
Countries like that of Africa who imposed a trade barrier on the international trade suffers a lot on economic efficiency of the country. These countries depends on the exports for funding their economy. Trade barriers in Africa forced the businesses to sell their goods at a lower price that affects the economy greatly.
Two weeks? I wouldn't be surprised if his village has washed out to sea right about now...
The rainy weather is most likely caused by Ecuador's wet season, which happens from October to May. Countries located in the tropics, like Ecuador, and the subtropics experience a wet and dry season every year.
When two substances that have different temperatures touch each other,heat moves from one to the other by "convection" in which heat leaves its source and brings energy with it.