Please Help! Why did far more plant species, disease microorganisms, and people flow from Afroeurasia to the Americas than in the opposite direction in the sixteenth and seventeenth centuries (1500s and 1600s)?

Venereal Syphilis- It spread from sailors who returned from America and spread around Europe.

Explanation:

abraham lincoln was the president of usa and he had asked the audience to make a pledge on equality.

his pledge was:

“it is my earnest desire to know the will of the providence.”

lincoln also had hatred for people who condoned and practiced slavery and so he pledged:

""and if i can learnt what it is i can do it"" this is another pledge by abraham to reassure the congregation on how to deal with the providence will.

explanation:

hope this !

deseasie in europe