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Dickson, Sabra M. – American Biology Teacher, 2004
Student writing can provide opportunities for reflection on concept mastery for both students and teacher, and the creation of a biology portfolio by each student can allow a teacher to assess the level of understanding achieved by each individual as well as timely correction of conceptual errors. The use of portfolio is an assessment tool, which…
Descriptors: Portfolios (Background Materials), Biology, Concept Formation, Comprehension
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McCormack, Alan J. – American Biology Teacher, 1982
Scientific challenges are presented to motivate secondary and college students in creative thinking and scientific problem solving. Student solutions to the "Create-a-Creature" challenge are presented and six new challenges are issued. (PEB)
Descriptors: Biology, College Science, Creative Activities, Creative Thinking
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Sacco, John P. – American Biology Teacher, 1982
The use of instant agar-free media in high school biology classes is discussed. The synthetic media are relatively inexpensive, heat stable, dependable, and time-saving. (Author/PEB)
Descriptors: Biology, Culturing Techniques, Laboratory Procedures, Microbiology
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Hadley, Mac E.; Younggren, Newell A. – American Biology Teacher, 1980
Presented is a short discussion of factors causing color changes in animals. Also described is an activity which may be used to demonstrate the response of amphibian skin to a melanophore stimulating hormone in high school or college biology classes. (PEB)
Descriptors: Biology, College Science, Higher Education, Laboratory Experiments