Directions: Please answer each of the following questions. Please ensure that your responses are at least 3 to 5 sentences in length.
1.Provide two kinds of evidence that support the idea that life could have originated on earth.
2.Why must the first organism of earth have been anaerobic?
3.List two distinguishing characteristics of each of the following domains: Bacteria, Archaea, and Eukarya.
4.Describe four kinds of evidence scientists use to place organisms into a logical phylogeny.
5.List the four kingdoms of the domain Eukarya, and give two distinguishing characteristics for each.
6.Describe how viruses reproduce.
7.What is a thermophile? A halophile?
8.Name two beneficial results of fungal growth activity.
9.List two ways that scientific names are different from common names for organisms.
10.What taxonomic groups are included in the category known as microorganisms?
11. While often overlooked, unless trying to prevent sickness or dealing with sickness, bacteria are EVERYWHERE. They are often given a bad rap but they are necessary for our survival. Give 3 examples of bacteria that we humans need to survive and how they help us. Also, note what type of symbiotic relationship is illustrated with each example.
12.Explain how organisms have changed the atmosphere on earth.