Answer:
The Columbia Exchange is also known as the Great Exchange occurred in the middle of 1940's.
Explanation:
The Great Exchange is an exchange of cultures and livelihood of between Eastern and Western Hemisphere, in the areas of politics, economics, and social back ground.
The great exchange was caused by a strong desire for continents such as Europe, America, Africa and Asia, to participate in joint trading activities, which affected every strata (politics, economics , religion ) of the people and culture.
Crops such as Beans, were exported from America to Europe, Africa and Asia, and eventually grown in the continents they were imported to. As a result, they were issues of epidemics following the trade exchange, but such epidemics were managed eventually.
It is most consistent with the class approach.
It seeks to study social and political in terms of relations between two economic classes the Rich and the Poor or in other words the haves and have-nots. This is also regarding the class fighting between these two classes facing the reality of all relations in all human organizations. Determining economic relations is also present every day based on their political view.
Answer:
<h3>Our human ancestors, who looked like a cross between apes and modern humans, had access to food, water and shady shelter at a site in Olduvai Gorge, Tanzania. ... "It was a very stressful life because they were in continual competition with carnivores for their food."</h3>
Rivers were attractive locations for the first civilizations because they provided a steady supply of drinking water and made the land fertile for growing crops. Moreover, goods and people could be transported easily, and the people in these civilizations could fish and hunt the animals that came to drink water.
I hope this helps!
Answer:
What is the purpose of replication?
- B. to produce copies of a DNA molecule