Self contained space stations

If we designed a self contained space station and supplied it with organisms to create an ecosystem to support 6 people for 3 years, what types of organisms should be selected and why? Describe the main functions the organisms would perform.

During a study on desert plants the scientist had 2 identical plots with annual wildflowers in both plots.

During a study on desert plants the scientist had 2 identical plots with annual wildflowers in both plots. One plot was enclosed to keep out herbivores such as the kangaroo rat. After 2 years 4 of the wildflower species disappeared and 1 species of wildflowers increase significantly. The unprotected plot did not change. What would be the reasons for this?

Jill plans to expand her business and add gastrointestinal (GI), renal, and OB/GYN physicians as clients.

Jill plans to expand her business and add gastrointestinal (GI), renal, and OB/GYN physicians as clients. She is also planning to hire additional physician billing associates. She asks you to develop some materials to help with their orientation. She wants you to develop a table that lists the body systems, organs in each body system, three diseases for each system, and the underlying physiology for those illness or diseases. She will then add some frequently used billing codes to the table and use this as part of her orientation for new physician billing associates. She asks you to do a draft first so she can see if she would like more or less information. You agree and decide to start with... click for more

Basic physiological processes

Select one of the basic physiological processes from the following list: Acquire & process nutrients Get rid of waste Reproduction Obtain information about & respond to external environment Movement Post a 200 to 300 word response explaining how that physiological process DIFFERS among ALL the following organisms: Bacteria Grasshopper Fish Bear

Nutrition and dangers associated with mouldy foods are discussed.

Discussion of why mouldy foods should not be consumed. Includes a brief description of “Aflatoxins”, as well as what consumers can do to assess the risk/benefit ratio when a mouldy food is encountered.