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Dreyfus, Amos; Jungwirth, Ehud – Journal of Biological Education, 1989
The results of survey of secondary school biology students used to access misconceptions about cells are presented. A distinction between conceptions, misconceptions, and nonconceptions is drawn in terms of secondary school biology concepts. The resilience of misconceptions is discussed. (CW)
Descriptors: Biology, Cognitive Development, Cognitive Structures, Cytology

Dreyfus, Amos; Jungwirth, Ehud – International Journal of Science Education, 1988
Describes a diagnostic evaluation to measure the idea of the living cell as the basic unit of life. Describes the classification of student knowledge as common knowledge, wide-spread lack of knowledge, inadequate alternatives, and contradictions. (YP)
Descriptors: Biology, Cognitive Structures, Concept Formation, Foreign Countries
Barnes, Marianne Betkouski; Barnes, Lehman W. – 1989
This study consolidated observations of teachers in an institute setting designed to facilitate science learning content through performing science processes and asking questions related to self-perceived conceptual difficulties. The subjects were 11 elementary school teachers from a school district in Northeast Florida; they were enrolled in a…
Descriptors: Cognitive Structures, Concept Formation, Educational Improvement, Elementary School Science