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Direct linkWitzig, Stephen B.; Freyermuth, Sharyn K.; Siegel, Marcelle A.; Izci, Kemal; Pires, J. Chris – Research in Science Education, 2013
We are involved in a project to incorporate innovative assessments within a reform-based large-lecture biochemistry course for nonmajors. We not only assessed misconceptions but purposefully changed instruction throughout the semester to confront student ideas. Our research questions targeted student conceptions of deoxyribonucleic acid (DNA)…
Descriptors: Genetics, Science Instruction, Biochemistry, Nonmajors
Park, Soonhye; Oliver, J. Steve – Research in Science Education, 2008
The purpose of this study was to rethink the conceptualization of pedagogical content knowledge based on our descriptive research findings and to show how this new conceptualization helps us to understand teachers as professionals. This study was a multiple case study grounded in a social constructivist framework. Data were collected from multiple…
Descriptors: Constructivism (Learning), Teacher Effectiveness, Knowledge Base for Teaching, Pedagogical Content Knowledge
Mutonyi, Harriet; Nashon, Samson; Nielsen, Wendy S. – Research in Science Education, 2010
In Uganda, curbing the spread of HIV/AIDS has largely depended on public and private media messages about the disease. Media campaigns based on Uganda's cultural norms of communication are metaphorical, analogical and simile-like. The topic of HIV/AIDS has been introduced into the Senior Three (Grade 11) biology curriculum in Uganda. To what…
Descriptors: Acquired Immunodeficiency Syndrome (AIDS), Student Attitudes, Communicable Diseases, Prior Learning
