How did the iron curtain divide eastern and western europe

There are traits like blood type and eye color, and others like speaking english or having a scar. what are the terms used to describe these different types of traits? how are each defined?

Which of the following is one of the innovations that neolithic farmers become more productive? a) plow b) windmill c) tractor d) reaper

Which quotation reflects the perspective of most of georgia legislatures in 1956 regarding the georgia state flag? "georgia's flag should be updated to have a more modern look and design." "georgia's flag should be a symbol of integration and equal rights." "georgia's flag does not need to be changed; it represents peace and prosperity." "georgia's flag should be a symbol of our resistance to federal integration laws."