Date | Source | Reliability and Validity | 18/2/13 | Alford, Diane. "Excel Preliminary Biology - Diane Alford - Google Books." http://books.google.com.au/books?id=N5Ve4Cg0IdIC&pg=PA56&lpg=PA56&dq=anoxic+to+an+oxic+atmosphere+was+significant+in+the+evolution+of+living+things.&source# | This source was very helpful as it gave me some main points that were useful to use in my assignment. It was very reliable as it was stated in a Biology Textbook and also I could notice reoccurring information in other sources that made my information become true. It was also valid information as it related well to my topic and gave good explanations. | 18/2/13 | "Life on Earth." Docstoc – We Make Every Small Business Better. <http://www.docstoc.com/docs/42037557/Life-on-Earth>. | Source was helpful at giving me some extra points of information. May as not been as reliable as it wasn’t explained well enough and just stated the information. Was valid information though because it related well and gave me correct information. | 18/2/13 | "Anoxic to oxic atmosphere question!? - Yahoo! Answers." <http://answers.yahoo.com/question/index?qid=20080711005411AApXWVX>. | This was an easy way to get some extra information. May not have been reliable as it was just from a website that stated people’s own knowledge but was good at giving me more insight on things. Definitely valid because it was information I had seen and used before. |

Date | Source | Reliability and Validity | 16/2/13 | About. 2013. Cell Biology. http://biology.about.com/od/cellanatomy/a/eukaryprokarycells.htm | Using this website allowed me to gain more knowledge on the different cell types. It provided me with various information, which I have included within the report. It was reliable and very helpful. | 16/2/13 | About. 2013. Comparing Prokaryotic and Eukaryotes Cells. http://animals.about.com/od/animalswildlife101/a/diffprokareukar.htm | Provided useful information regarding the comparison of Prokaryotic and Eukaryote Cells. Helped me understand more of the differences. Was similar to other resources which lead to the information to be reliable. | 17/2/13 | Biology Online. 2008. Organic Molecule. http://www.biology-online.org/dictionary/Organic_molecule | The definition of Organic molecules was stated within this website which allowed me to put within my report the definition and description of a molecule. Reliable as