Answer:
Explanation:
The Mexican American war had almost doubled the size of the United States. This had led to the debate on what Northerners and Southerners should do with it (regarding slavery states).
RNA stands for Ribonucleic acid.
Answer:
brought in more people by train and goods were now more easier to ship down south
Explanation:
That would be <span>the Department of Homeland Security</span>
Answer:
the "bad guy" or villan in storys. This charecter is generally the one who causes conflict and is vital to most storys.