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Caño, Lidia; Ormazabal, Unai – Journal of Biological Education, 2023
Understanding natural selection requires mentally linking various key concepts and processes. Many students find it difficult to construct scientific explanations about natural selection and might display misconceptions. Our study aimed to investigate the understanding of natural selection and the existence of teleological or other misconceptions…
Descriptors: Foreign Countries, Secondary School Students, Scientific Concepts, Evolution
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Anna Solé-Llussà; Andrea Saba-Mayoral; Sofía Sánchez; Teresa Capell; Manuel Ibáñez – Journal of Biological Education, 2024
We designed and evaluated a student laboratory workshop on plant-based vaccines against the SARS-CoV-2 virus. The workshop focused on hands-on laboratory techniques, including DNA extraction from rice seeds, where the recombinant protein was produced, detection of the transgene, and basic concepts on how vaccines work in the human body to offer…
Descriptors: Scientific Research, Science Laboratories, Experiential Learning, Secondary School Students
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Núñez, José Carlos; Suárez, Natalia; Rosário, Pedro; Vallejo, Guillermo; Cerezo, Rebeca; Valle, António – Journal of Educational Research, 2015
The authors intended to (a) identify the association between gender or grade level and teachers' homework (HW) feedback and (b) examine the relationship between teachers' HW feedback, HW-related behaviors (e.g., amount of HW completed), and academic achievement. Four hundred fifty-four students (Grades 5-12) participated in this study. The results…
Descriptors: Foreign Countries, Homework, Academic Achievement, Gender Differences
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Martinez-Gracia, M. V.; Gil-Quylez, M. J.; Osada, J. – International Journal of Science Education, 2003
Genetic engineering is now an integral part of many high school textbooks but little work has been done to assess whether it is being properly addressed. A checklist with 19 items was used to analyze how genetic engineering is presented in biology textbooks commonly used in Spanish high schools, including the content, its relationship with…
Descriptors: Textbooks, Genetics, High Schools, Biology