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Science Sampler: Teaching cell anatomy with a fabric model
Journal Article |
One of the most important, yet difficult, life science concepts for students to grasp is that “all life functions of humans and other organisms are carried out by cells” (Lang 1991). Specifically, the function of…
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Idea Bank: Demonstrating the Self-Assembly of the Cell Membrane
Journal Article |
Although the cell membrane is a complex structure, its basic form, and the self-organizing behavior of the molecules that produce it, can be easily simulated in a high school science classroom. One such simulation,…
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Favorite Demonstration: Using Elodea as a Live Model of the Eukaryotic Cell
Journal Article |
In this demonstration, the aquatic plant called Common Waterweed, Elodea Canadensis, serves as a model for cell function. The plant clearly exhibits cell activity by visibly demonstrating cytoplasmic streaming, which…
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Let's Talk Science: Seeding Argumentation About Cells and Growth
Journal Article |
Engage students in a shared discourse about whether or not a seed is alive.
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Tried and True: Population 75 trillion: Cells, organelles, and their functions
Journal Article |
Students are often required just to memorize information about the cell, instead of conceptualizing the relationships that exist between structure and function. However, Marzano, Pickering, and Pollock (2002) have…
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Exploring Cells from the Inside Out: New Tools for the Classroom
Journal Article |
After the first observations of life under the microscope, it took two centuries of research before the "cell theory" was established. Fortunately, today's teachers can take advantage of computer technology and speed up…
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