During reconstruction in the south, poll taxes were used to
strengthen african american representation in government.
ensure that voters were qualified to participate in elections.
deny african american citizens participation in government.
prevent former confederate officers from voting in elections.

If someone could do the first couple, just so i can see how it's done that would be great! 20 points. complete a dichotomous key for the 10 leaves on the common leaves sheet. the chart provided here allows for 11 pairs of statements. depending on how you build your dichotomous key, you may or may not need all of them, or you may need to add some.

Which best describes carbon dioxide’s path out of the body

How energy move through ecosystem ?