How did the Columbian Exchange impact the Old and New Worlds? Diets changed as both Europe and the Americas were exposed to new foods. Animals, such as goats, cattle, and horses, faced few predators in the Americas and multiplied rapidly. both a and bnone of the above

the Columbian exchange impacted the social and cultural nakeup of both sides ofcthe Atlantic. advancements in agriculture production, evolution of warfare, increased mortality rates and education are a few examples of tge effect of the Columbian exchange on both Europe abd native Americans