Companion to a PBS program in the Nova series. There are wonderful …
Companion to a PBS program in the Nova series. There are wonderful photos of the Lechuguilla cave system in New Mexico, and some new information on how caves are formed.
Read about Jules Bordet, the scientist awarded with the 1919 Nobel Prize …
Read about Jules Bordet, the scientist awarded with the 1919 Nobel Prize in Medicine "for his discoveries relating to immunity." Site by the Nobel E-Museum.
Student teams practice water quality analysis through turbidity measurement and coliform bacteria …
Student teams practice water quality analysis through turbidity measurement and coliform bacteria counts. They use information about water treatment processes to design prototype small-scale water treatment systems and test the influent (incoming) and effluent (outgoing) water to assess how well their prototypes produce safe water to prevent water-borne illnesses.
Spreadsheets Across the Curriculum module. Students build spreadsheets to calculate and compare …
Spreadsheets Across the Curriculum module. Students build spreadsheets to calculate and compare bacterial population sizes from lab cultures in antibiotic-free and antibiotic-containing media.
How big or small are viruses really? In this activity, you will …
How big or small are viruses really? In this activity, you will find out by creating a scale model that allows you to compare the size of many different small objects.
Students learn about water quality testing and basic water treatment processes and …
Students learn about water quality testing and basic water treatment processes and technology options. Biological, physical and chemical treatment processes are addressed, as well as physical and biological water quality testing, including testing for bacteria such as E. coli.
All cells, organs and tissues of a living organism are built of …
All cells, organs and tissues of a living organism are built of molecules. Some of them are small, made from only a few atoms. There is, however, a special class of molecules that make up and play critical roles in living cells. These molecules can consist of many thousands to millions of atoms. They are referred to as macromolecules (or large biomolecules).
Students will learn that microorganisms can get inside one's body and they …
Students will learn that microorganisms can get inside one's body and they may keep it from working properly. Students will learn that vaccinations help to prevent some diseases but not others.
Spreadsheets across the Curriculum module. Students use a spreadsheet to build a …
Spreadsheets across the Curriculum module. Students use a spreadsheet to build a two-way table of drug level vs. time and elimination rate with parameters dosage interval and amount.
There's nothing quite like the smell of fresh-baked bread to make your …
There's nothing quite like the smell of fresh-baked bread to make your mouth water. As any baker can tell you, you can't bake bread without yeast. This project makes clever use of bread dough to measure yeast reproduction three different ways, and investigates how well yeast grow with sugar substitutes as a food source.
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