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Bonney, Kevin M. – Journal of College Science Teaching, 2014
This article describes an interrupted case study that intersperses information about diffusion and osmosis with content review and knowledge application questions, as well as a simple experiment that can be conducted without the use of a laboratory. The case study was developed for use in an introductory undergraduate biology course. The case…
Descriptors: Science Instruction, College Science, Case Studies, Scientific Concepts
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Hoffmann, Franz – Journal of College Science Teaching, 1997
Highlights glucosinolates-a family of secondary metabolites from plants of high culinary and nutritional value. Describes experiments that demonstrate the enzymatic degradation of glucosinolates. Teaches students about the distribution, variation, chemistry, and function of a family of natural products important in plant protection, food spicing,…
Descriptors: Biochemistry, Cancer, Food, Higher Education
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Orr, Alan R.; Knudtson, Dan L. – Journal of College Science Teaching, 1977
Discusses the potential use, by students in cell biology and plant physiology, of isolated chloroplasts for determining the Emerson enhancement effect. The experiment designed to measure spectrophotometrically the photoreduction of a dye by illuminating chloroplasts with short- and long-wavelength light is presented. (HM)
Descriptors: Biology, Botany, College Science, Educational Development
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Whitesell, J. H. – Journal of College Science Teaching, 1983
A college level plasmolysis experiment, demonstrating principles of cell/water relations, has been modified to demonstrate the objective collection of data. Background information, laboratory procedures, results, and instructional strategies are provided. (Author/JN)
Descriptors: Biology, Botany, College Science, Cytology
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Tyrrell, Lucy – Journal of College Science Teaching, 1989
Presents an identification method which uses the process of elimination to identify pollination systems. Provides the polyclave key, methodology for using the key, a sample worksheet, and abbreviation codes for pollination systems. (MVL)
Descriptors: Biological Sciences, Botany, College Science, Floriculture
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O'Connell, Mary; Lara, Antonio – Journal of College Science Teaching, 2005
The Medicinal Plants of the Southwest summer workshop is an inquiry-based learning approach to increase interest and skills in biomedical research. Working in teams, Hispanic and Native American students discover the chemical and biological basis for the medicinal activity of regional plants used by healers. (Contains 4 tables and 1 figure.)
Descriptors: Hands on Science, Minority Groups, Science Experiments, Undergraduate Students