How did the kansas nebraska act affect the great plains?

Afeature that an organism __ and reproduce in its environment is called a

Which answer best describes the u.s. national road? it ran from atlanta to baltimore and followed the railroad. it ran from new york to chicago and was made from wooden planks. it ran from massachusetts to ohio and ran parallel to the canal system. it ran from maryland to illinois and was made using macadam construction.

During the 1800s, an important pull factor for immigrants to the united states was