Humans have pairs of chromosomes.
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23
46
78

Situation #1: imagine that you are a free black male living in columbus, oh in 1863. you have seen the recruiting poster and have been thinking a lot about whether or not to enlist in the union army. write a one-page letter (double spaced) to your mother telling her of the decision you have made about enlisting (or not enlisting). be sure to explain the reasons that caused you to make the decision.

The american public was excited by the invention of the railroad system. true false

What is the phrase describes the paleo-indians of prehistoric arkansas