Answer:
We breathe in air which has a higher concentration of oxygen than carbon dioxide and we breathe out air with a higher concentration of carbon dioxide. Both the gases are present in the inhaled and the exhaled air.
Archaeologists have studied many of the ancient cities of the Mayans such as Tikal, Calakmul and Copan. They studied the glyphs left
Answer:
Correct Answer: The two consequences include:
1. Europe received tobacco, furs, and corn from the New World.
3. Europe sent horses, firearms, and olives to the New World.
Explanation:
Columbian Exchange happens to be the largest part of a more general process of biological globalization that followed the transoceanic voyaging of the 15th and 16th centuries. <em>The consequences profoundly shaped world history in trade most obviously in the Americas, Europe, and Africa. The exchange is divided into three major types like diseases exported, animals trade as well as plant based exchanges</em>
