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scientific-explanations

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Journal Articles
The American Biology Teacher. 2014; 766386–394 doi: https://doi.org/10.1525/abt.2014.76.6.6
Published: 01 August 2014
.... Students write a scientific explanation, providing evidence and reasoning, to support their claim of antibiotic resistance or susceptibility. The entire lesson can be found online at http://www.stronglab.org/taylor . Figure 2. The results displayed from the ClustalW sequence alignment. The SNP is...
Journal Articles
The American Biology Teacher. 2019; 816417–422 doi: https://doi.org/10.1525/abt.2019.81.6.417
Published: 01 August 2019
...Jana Bouwma-Gearhart; Sarah Adumat; Allyson Rogan-Klyve; Andrew M. Bouwma A feature of science is its production of evidence-based explanations. Scientific models can both provide causal explanations and be predictive of natural phenomena. Modeling-based inquiry (MBI) is a pedagogical strategy that...
Includes: Supplementary data
Journal Articles
The American Biology Teacher. 2018; 809669–674 doi: https://doi.org/10.1525/abt.2018.80.9.669
Published: 01 November 2018
...-explanation strategy based on a resources perspective to acknowledge the role of students’ prior knowledge in their construction of arguments and to consider students as active participants with epistemic authority. This argumentation activity was intended to encourage students to construct scientific...
Journal Articles
The American Biology Teacher. 2019; 819626–635 doi: https://doi.org/10.1525/abt.2019.81.9.626
Published: 01 December 2019
... resemble parental traits and use scientific principles to formulate explanations of heredity ( Venville et al., 2005 ; Cisterna et al., 2013 ). Although young children tend to recognize that living things develop from other living things, they struggle to identify eggs or seeds as stages of animal and...
Journal Articles
The American Biology Teacher. 2017; 798635–643 doi: https://doi.org/10.1525/abt.2017.79.8.635
Published: 01 October 2017
... objectivity that makes discussing scientific worldviews challenging. These challenges have resulted in evolution being taught largely as a series of explanations for questions arising from observations of the living world. In so doing, students may not have a chance to grapple with the worldview that produced...
Journal Articles
The American Biology Teacher. 2017; 796473–479 doi: https://doi.org/10.1525/abt.2017.79.6.473
Published: 01 August 2017
... defining questions that are central to deriving a highly developed understanding of osmosis. We present teaching activities that focus on advancing multiple hypotheses about the cause of osmosis, presenting a tentative explanation and model of osmosis, and drawing scientifically accepted conclusions about...
Journal Articles
The American Biology Teacher. 2015; 778614–619 doi: https://doi.org/10.1525/abt.2015.77.8.8
Published: 01 October 2015
...George P. Smith; Miriam Golomb; Sidney K. Billstein; Stephen Montgomery Smith Microbial cultures swiftly adapt to lethal agents such as antibiotics or viruses by acquiring resistance mutations. Does this remarkable adaptability require a Lamarckian explanation, whereby the agent specifically...
Journal Articles
The American Biology Teacher. 2017; 793241–244 doi: https://doi.org/10.1525/abt.2017.79.3.241
Published: 01 March 2017
..., and common ancestry; crosscutting concepts regarding identification and interpretation of patterns; and scientific practices of constructing explanations and engaging in arguments from evidence that can guide individualized implementation and assessment of the activity by different instructors...
Journal Articles
The American Biology Teacher. 2016; 789739–745 doi: https://doi.org/10.1525/abt.2016.78.9.739
Published: 01 November 2016
...Matthew R. Fisher Efforts to reform science education focus on implementing constructivist pedagogy to engage students in scientific practices, promote critical thinking, and provide students with relevant research experiences. In this spirit, this article presents authentic, inquiry-based...
Journal Articles
The American Biology Teacher. 2015; 777538–541 doi: https://doi.org/10.1525/abt.2015.77.7.9
Published: 01 September 2015
... overarching explanation for a set of observations, and sometimes laws, that seem to be related. Second, how can such a broad explanation be tested? The answer is that scientific theories generate new predictions that can be empirically evaluated. Good theories make testable predictions that turn out to be...
Journal Articles
The American Biology Teacher. 2014; 769595–600 doi: https://doi.org/10.1525/abt.2014.76.9.5
Published: 01 November 2014
...Erika T. Machtinger Hands-on activities with live organisms allow students to actively explore scientific investigation. Here, I present activities that combine guided inquiry with direct instruction and relate how nutrition affects the physiology and behavior of the common housefly. These...
Journal Articles
The American Biology Teacher. 2012; 74110–14 doi: https://doi.org/10.1525/abt.2012.74.1.4
Published: 01 January 2012
... from hypothesis to experiment to scientific discovery. The discovery of insulin is a classical case study in this genre that begs for an explanation to our students because it is so often ignored or misrepresented even in biology and physiology textbooks. © 2012 by National Association of...
Journal Articles
The American Biology Teacher. 2020; 825357–358 doi: https://doi.org/10.1525/abt.2020.82.5.357b
Published: 01 May 2020
... reproductive processes that plants employ. In this respect, the book is a good primmer for readers who are not botanists. Most of the botanical explanations are focused on plant reproductive structures; however, the author includes other plant systems when relevant to the main topics of the book. Be prepared...
Journal Articles
The American Biology Teacher. 2020; 825358–359 doi: https://doi.org/10.1525/abt.2020.82.5.358
Published: 01 May 2020
... complete, in-depth understanding of how carbon enables life and of the many other roles it plays in the universe. The book presents a thorough explanation of the many ways that carbon chemistry affects every aspect of Earth, including the atmosphere, the biosphere, and geology. Carbon's interactions...
Journal Articles
The American Biology Teacher. 2020; 825344–347 doi: https://doi.org/10.1525/abt.2020.82.5.344
Published: 01 May 2020
... classroom needs. Numerous studies suggest that OER text quality is perceived as being equal to or greater than that of traditionally published texts ( California OER Council, 2016 ; Hilton, 2016 ; Watson et al., 2017 ); however, scientific data on the efficacy of OER texts are still in question ( Delgado...
Includes: Supplementary data
Journal Articles
The American Biology Teacher. 2020; 825333–337 doi: https://doi.org/10.1525/abt.2020.82.5.333
Published: 01 May 2020
... used by scientists to collect genetic data, align DNA sequences, and construct molecular phylogenies helps them appreciate the importance of computational technologies for evolutionary analyses and scientific research. Figure 2. Phylogenetic tree depicting the evolutionary relationships among...
Includes: Supplementary data
Journal Articles
The American Biology Teacher. 2020; 825296–305 doi: https://doi.org/10.1525/abt.2020.82.5.296
Published: 01 May 2020
... them to the multidimensional nature of DNA (chromosomal, molecular, and informational levels). We have previously established that undergraduate biology students typically fail to describe and/or link appropriate levels to their explanations of meiosis. We hypothesize that students' understanding...
Journal Articles
The American Biology Teacher. 2020; 825279–288 doi: https://doi.org/10.1525/abt.2020.82.5.279
Published: 01 May 2020
... lacked an explanation of how the entire system worked. That would change, however, following a chance encounter between Doudna and Umeå University biologist Emmanuelle Charpentier in 2011. Charpentier was studying yet another Cas enzyme, called Cas9, which had been found in Streptococcus pyogenes , the...
Journal Articles
The American Biology Teacher. 2020; 824270–271 doi: https://doi.org/10.1525/abt.2020.82.4.270b
Published: 01 April 2020
... explanations, rivalry between scientists, and problems with dissection alternatives. Science teachers typically try to foster scientific literacy, encourage students to follow the science that impacts their lives, provide an understanding that there is no single method to reach new discoveries, and instill...
Journal Articles
The American Biology Teacher. 2020; 824247–255 doi: https://doi.org/10.1525/abt.2020.82.4.247
Published: 01 April 2020
... learning to true scientific thinking ( Kitchen et al., 2003 ). Evidence-based, mechanistic explanations for analytical results will also comprise much of the discussion section of the final papers. For this component of the research project, guidance for generating inference is provided through an...