What impact did culnbian exchange have on Europe?

The Crusades exposed Western Europeans to ideas and discoveries of the Muslim world resulting in what? The development of greek culture was most influenced by? When was the first 365-Day calendar adopted? How long have cows been usful to humans? Which body of water was completely surrounded by the Roman Empire? Were the crusades worth it? Was Ivan the terrible a good monarch? Why did crusades begin? What is the chronological order of all mythologies? How did the crusades affect monarchs and popes? How did European expansion impact European society? What common European currency? What role did the medieval church have on daily life? What were the three reasons that europeans were able to begin exploring in the 1400s? What caused the stalemate on the western front of World War 1? What was invented in the 1600's? What was it like in Africa before the Europeans came? Who are the members of west side? Who is the March 17th honoree? Which was the most successful crusade for the christians?