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Peer reviewedTexley, Juliana – Science Teacher, 2002
Points out that today's taxonomy is very different than what many biology teachers learned when they were in school. Traces the history of some of the changes and describes the current taxonomy. (DDR)
Descriptors: Biology, Classification, Knowledge Base for Teaching, Knowledge Representation
Peer reviewedSchmidt, Hans-Jurgen – School Science Review, 1998
States that the shift in meaning of the Periodic Table to represent regularities in the electron distribution in the shells of atoms can result in confusion between elements and atoms. (DDR)
Descriptors: Atomic Structure, Chemistry, Classification, Concept Formation
