How did the colombian exchange affect both the americas and afro-eurasia?

The bacterial life began to mix- the Colombian exchange- and new diseases were introduced to American populations that had no prior experience of them. The results were devastating. These populations also were introduced to new weeds and pests, livestock, and pets. New food and fiber crops were introduced to Eurasia and Africa

Where people were very broke no jobs were available and everyone was struggling

For pro eating sensory information i believe it would be the parietial lobe.