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Students will be able to explain the relevance of chemosynthesis to biological communities in the vicinity of cold seeps. Students will be able to describe three energy-obtaining strategies used by organisms in cold-seep communities. Full Review »
- Grade Range
- 9th - 12th
- Rating
Students differentiate between requirements for life in extreme environments and other environments. They use models to create a visual image of chemicals involved in autotrophic nutrition. Full Review »
- Grade Range
- 11th - 12th
- Rating
Students use the internet and plant guides and other resources to identify plants and their medicinal importance as seen by the Native Americans. They view a copy of the Lewis and Clark journal that held photos of the plants of their herbarium. Full Review »
- Grade Range
- 9th - 12th
- Rating
Students explore the characteristics of living organisms. They examine the chemical context of life. They describe the importance of scientific research and communication. They discuss the role of models and theories in explaining scientific phenomenon. Full Review »
- Grade Range
- 9th - 10th
- Rating
Students discover the basic structure of DNA and its function in living organisms by conducting an experiment in which they extract DNA from bananas using a lysis buffer solution. Full Review »
- Grade Range
- 10th
- Rating
Students engage in a lesson looking for the ideal conditions for microbial growth. The lesson is to be given once they have background knowledge about microbes. Students set up a lab in order to grow cultures over a period of two weeks. They make daily observations and record what is happening. Full Review »
- Grade Range
- 7th - 10th
- Rating
Students perform two experiments to show the properties of enzymes. They use pectinase to produce apple juice from applesauce to show enzyme action and then taste the difference between raw and boiled papaya seeds as evidence of enzyme deactivation. Full Review »
- Grade Range
- 9th - 12th
- Rating
Students investigate, wild-type and several mutant varieties of Drosophila melanogaster are characterized and distinguished according to pteridine pigments. They also comprehend that paper chromatography of the wild-type Drosophila results in the separation of seven pteridines. Full Review »
- Grade Range
- 7th
- Rating
Students simulate a Jeopardy game to examine the chemical nature of water. Among the topics featured are evaporation, water, salt, and temperature. finally, as review, students answer a battery of questions presented by the teacher. Full Review »
- Grade Range
- 9th - 10th
- Rating
Students view a cartoon showing different foods and the heading "You are what you eat." They discuss the difference between different important biomolecules and their precursors. Students evaluate the differences between biologically important polymers. Full Review »
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