One difference between prokaryotes and eukaryotes is that

Prokaryotes: Single-called with no membrane-bound organelles nor nucleus (bacteria; they have nucleoid).

Eukaryotes: Multicellular with membrane-bound organelles and a nucleus (you and me; we have nucleus)

Hope I helped! :)

~Destiny ^_^

answer; i believe its echoic memory,it is believed to last three to four seconds; good luck

it would lead to upper respiratory infections and pneumonia.