1. List the characteristics of a virus and 3 diseases caused by viruses. Using a bacteriophage as an example, list and describe the steps in virus reproduction. How are viruses useful to humans?

2. List the characteristics of fungi. Describe one example of a mutualistic relationship between a fungus and another organism.

3. Describe how the structures of bacteria and archaea differ, and name the 3 types of archaea. Briefly tell the characteristics of each of the 3 types of archaea.

Answer the questions fully and throughly.