The presence of a mountain range could isolate the gene pool of the species which would likely change or mutate characteristics may arise in the species. <span />
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.
Answer:
A volcano is formed when hot molten rock, ash and gases escape from an opening in the Earth's surface. The molten rock and ash solidify as they cool, forming the distinctive volcano shape shown here. As a volcano erupts, it spills lava that flows downslope. Hot ash and gases are thrown into the air.
Explanation: