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    How Many Squirrels Are in the Shrubs? A Lesson Plan for Comparing Methods for Population Estimation
    Estimating the population sizes of animals is a key skill for any student interested in ecology, conservation, or management. However, counting animals in natural habitats is difficult, and the many techniques that exist each rely on assumptions...

    Courses: EcologyEcology Introductory BiologyIntroductory Biology Professional Development and Career PlanningProfessional Development and Career Planning Science Process SkillsScience Process Skills

    population ecologywildlife managementpopulation estimationsciuridaeSquirrel-Net
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    1344

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    374

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    Learning How to Make “Good Enough” Estimations
    The ability to estimate physical quantities is a useful skill that can help develop critical thinking and scientific literacy. This lesson provides an accessible way to teach students how to estimate physical quantities by focusing on three key...

    Courses: Introductory Physics: Calculus-BasedIntroductory Physics: Calculus-Based AstronomyAstronomy Introductory Physics: Algebra-BasedIntroductory Physics: Algebra-Based

    MeasurementestimationcommunicationProblem Solvinggroup workUnit conversion
    Lesson
    845

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    232

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    Population Ecology of the Northern Spotted Owl
    The mathematical modeling of populations utilizing field-collected demographic data is an important component of lab curricula in a variety of undergraduate biology lab courses. During the global pandemic brought about by the SARS-CoV-2 virus in...

    Courses: EcologyEcology Introductory BiologyIntroductory Biology

    demographyCommunity Ecologypopulation ecologyconservation biologylife tables
    Essay
    2569

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    250

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    An Introduction to the Squirrel-Net Teaching Modules
    Although course-based undergraduate research experiences (CUREs) are gaining popularity in biology, most are designed for benchwork-based laboratory courses while few focus on field-based skills. Many barriers to implementing field CUREs exist,...

    Courses: EcologyEcology

    ecologybehaviortrade-offsScientific ProcessSquirrel-Net
    Lesson
    4961

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    978

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    An active-learning lesson that targets student understanding of population growth in ecology
    Effective teaching and learning of population ecology requires integration of quantitative literacy skills. To facilitate student learning in population ecology and provide students with the opportunity to develop and apply quantitative skills, we...

    Courses: EcologyEcology Introductory BiologyIntroductory Biology

    population growthexponential growthlogistic growthpopulation ecologygrowth rateDensityAbundancecarrying capacitylinear growth
    Lesson
    1223

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    344

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    A first lesson in mathematical modeling for biologists: Rocs
    Using a fictitious population of Rocs, a mythical species of giant raptor, students accomplish two broad objectives: 1) they undertake the process of building a first mathematical model of a population, and 2) they begin to develop their...

    Courses: EcologyEcology Introductory BiologyIntroductory Biology Science Process SkillsScience Process Skills

    population ecologypopulation modelingdiscrete generationpopulation management
    Science Behind the Lesson
    1343

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    186

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    The Science Behind the ACTN3 Polymorphism
    A common polymorphism in the alpha-actinin-3 (ACTN3) gene results in the lack of ACTN3 protein expression in fast twitch muscle fibers in ~16% of the human population (1). This genetic change has been linked with muscle performance in humans (2)...

    Courses: Anatomy-PhysiologyAnatomy-Physiology GeneticsGenetics

    protein structure and functionhuman genetic variationskeletal muscle physiology
    Lesson
    1198

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    89

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    Gender and Classroom Participation: A Case for Quantitative Analysis
    Teaching statistics to students using authentic research is one way to highlight the transferability and value of the material taught in the class. Below we describe an activity in Statistics for Biological and Health Sciences (STAT2510), an...

    Courses: Science Process SkillsScience Process Skills

    statisticsgenderpopulationProportionSampleEquality
    Lesson
    3385

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    893

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    Life Is Just a Game: An Active Learning Activity to Teach Life History Evolution
    A novel activity was designed to introduce students to the concepts of natural selection and life history using an active-learning, constructivist format. It consisted of two parts: 1) a brief introduction to the basic mechanism of natural...

    Courses: EcologyEcology EvolutionEvolution

    Evolutionlife historytrade-offsdiversityNatural Selection
    Lesson
    1694

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    332

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    Cutthroat trout in Colorado: A case study connecting evolution and conservation
    Evaluation of evidence is a key process skill for the core competencies of applying the process of science and using quantitative reasoning. This case study enables upper-division biology students to practice these skills by applying evolutionary...

    Courses: EvolutionEvolution GeneticsGenetics Science Process SkillsScience Process Skills

    population geneticsphylogeneticsSpeciationdivergencegene flow
    Lesson
    669

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    113

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    Evaluating Representation in Science Through a Peer-Reviewed Research Study
    The demographic representation of scientists featured in biology curricular materials do not match that of the undergraduate biology student population or of the U.S. population. In this lesson, we promote awareness of inequity in science through...

    Courses: Introductory BiologyIntroductory Biology

    societyRepresentationSTEM equity
    Lesson
    2608

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    216

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    Integrating Community Ecology Into the Study of Parasites: Exploring the Effect of Host Behavior on Parasite Transmission Rates
    Organismal life cycles are often presented as a set of facts to memorize in undergraduate biology courses. This approach is cognitively demanding for students and fails to convey how central life cycle diversity is in shaping ecological and...

    Courses: EcologyEcology Science Process SkillsScience Process Skills

    statisticsspecies interactionsQuantitative reasoninggraphsCommunity EcologyParasitologyfood webs
    Lesson
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    454

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    Ain't No Mountain Pine Enough: A Case Study of How Mountain Pine Beetles are Affecting Ecosystem Processes
    This case study engages students in generating hypotheses and predictions, analyzing and interpreting data, critically evaluating contrasting results in science, and thinking about feedbacks between biota and abiotic ecosystem dynamics. To address...

    Courses: EcologyEcology

    population biologycarbon cyclingSpecies-habitat interactions
    Lesson
    1128

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    335

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    The ACTN3 Polymorphism: Applications in Genetics and Physiology Teaching Laboratories
    Inquiry-based undergraduate laboratories provide the opportunity to engage students in a research experience that improves scientific thinking, but such activities can be difficult to develop and implement due to limited time and resources. We...

    Courses: Anatomy-PhysiologyAnatomy-Physiology GeneticsGenetics

    protein structure and functionhuman genetic variationmuscle physiology
    Lesson
    4439

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    1719

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    Teaching Genetic Linkage and Recombination through Mapping with Molecular Markers
    Most introductory genetics courses cover genetic linkage, a core concept in the CourseSource genetics learning outcome framework. Although it is a classical genetics topic, genetic linkage remains an important concept to understand in order to...

    Courses: GeneticsGenetics Plant BiologyPlant Biology Science Process SkillsScience Process Skills

    meiosisphenotypegel electrophoresismicrosatellitesBanding PatternGenetic linkageInheritanceMolecular MarkersPhysical Linkage
    Lesson
    1887

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    576

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    BioVEDA Curriculum: An Approach to Link Conceptual and Quantitative Understanding of Variation During Experimental Design and Data Analysis
    When performing a biological investigation, experts constantly cycle between conceptual and quantitative modes of thinking, integrating their understanding in both worlds to make decisions about their work. This cycling and mixing of conceptual...

    Courses: Science Process SkillsScience Process Skills

    statisticssample sizeBiological variation
    Lesson
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    905

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    Coevolution or not? Crossbills, squirrels and pinecones
    This case reinforces the concept of coevolution as a reciprocal change in genetic structure between or among two or more populations, by having students analyze and interpret data, build a descriptive model of the system, and use data to make...

    Courses: EcologyEcology EvolutionEvolution Introductory BiologyIntroductory Biology Science Process SkillsScience Process Skills

    fitnessCoevolutionCo-adaptation
    Lesson
    3188

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    259

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    Application of a Bacterial Experimental Evolution System to Visualize and Teach Evolution in Action: A Course-Based Undergraduate Research Experience
    Concepts of evolution are typically taught through examples of extremely long timescales, which do not always resonate broadly. Here, we describe a course-based undergraduate research experience tailored for junior and senior undergraduate biology...

    Courses: Biochemistry and Molecular BiologyBiochemistry and Molecular Biology BioinformaticsBioinformatics Cell BiologyCell Biology EvolutionEvolution GeneticsGenetics MicrobiologyMicrobiology

    EvolutionmutationcompetitionNatural Selectionregulationstructure and functionreproductive fitnessgenotype to phenotypehomologs
    Lesson
    6430

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    1613

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    Single Cell Insights Into Cancer Transcriptomes: A Five-Part Single-Cell RNAseq Case Study Lesson
    There is a growing need for integration of “Big Data” into undergraduate biology curricula. Transcriptomics is one venue to examine biology from an informatics perspective. RNA sequencing has largely replaced the use of microarrays for whole...

    Courses: Biochemistry and Molecular BiologyBiochemistry and Molecular Biology BioinformaticsBioinformatics Cell BiologyCell Biology GeneticsGenetics Introductory BiologyIntroductory Biology

    bioinformaticscancertranscriptomicshigh-throughputData wranglingSingle cell RNA sequencingq
    Lesson
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    531

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    Developing Data Literacy Skills and Connecting the Student Experience in the Classroom to the Community Through Biodiversity Projects
    Undergraduate education and long-term science literacy are enhanced by integrating data projects with public datasets and creating analysis summaries. Underutilized public datasets are often generated by community-based or citizen science projects...

    Courses: EcologyEcology Plant BiologyPlant Biology

    species richnessBiodiversitydisturbanceHabitat rangePopulation abundance