Sponges are known as filter feeders bringing water through their pores catching food and oxygen on collar cells then pushing the water out through is osculum a: true b: false

Why was frederick douglass encouraged by the dred scott decision?

According to justice brown's opinion, social equality must be the result of what three factors?

In at least two paragraphs, discuss the differences between the principles of republicanism and democracy. explain whether you think the united states is more of a republic or a democracy. refer to at least one example from the constitution