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Manning, Francis; Zuzel, Katherine – Journal of Biological Education, 2003
Cell death is an essential factor in many biological processes including development. Discusses two types of cell death: (1) necrosis (induced by sodium azide); and (2) apoptosis (induced by sodium chromate). Illustrates key features that differ between these two types of cells death including loss of membrane integrity and internucleosomal DNA…
Descriptors: Biology, Cytology, Experiential Learning, Higher Education
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Nokes, Timothy J.; Ohlsson, Stellan – Cognitive Science, 2005
Contemporary theories of learning postulate one or at most a small number of different learning mechanisms. However, people are capable of mastering a given task through qualitatively different learning paths such as learning by instruction and learning by doing. We hypothesize that the knowledge acquired through such alternative paths differs…
Descriptors: Mastery Learning, Learning Theories, Laboratory Experiments, Learning Processes