Research the following problem using a search engine such as www.altavista.com or www.google.com. Please avoid doing searches with AOL, Ask An Expert, or Ask Jeeves. They do not provide the full breadth of Websites needed to investigate scientific topics. Before pursuing this activity, first come up with a list of key words or phrases you would need to perform an accurate and concise search.
Many researchers argue that eukaryotic cells evolved from archaea and not from bacteria. They claim that comparing the DNA and cell structure of the three types of organisms supports this view. What characteristics of the DNA and cell structure are the researchers comparing to come up with their conclusion?
