Since an animal only becomes more complex, and not simpler, an ancestor to all organisms would have to be the most simple and primitive organism.
Yes it is ok now you know
Answer: Purpose
Explanation: If you have no purpose or inclination to have a hypothesis, you wouldn't have a hypothesis in the first place. Plus, it can't be experiment because there isn't anything to experiment without a hypothesis. The analysis is, well analyzing your data to see if your hypothesis is realistic. Definitely, not conclusion. <span />
