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    How Do Kidneys Make Urine From Blood? Qualitative and Quantitative Approaches to Filtration, Secretion, Reabsorption, and Excretion
    The function of the kidneys is to help maintain a constant internal environment (homeostasis) by regulating the volume and chemical composition of the blood. This regulation occurs via three...

    Keywords: collecting ductexcretionglomerular filtration rate (GFR)nephron tubulereabsorptionrenal corpusclesection

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    Bacteria to Brains in Backyard Coyotes: An Interdisciplinary Pedagogical Case Study
    Our interdisciplinary pedagogical case study explores the differences between rural and urban coyotes at the levels of organismal and community ecology. The focus is on how coyotes’ gut microbiomes...

    Keywords: Vision and Changeecologyintroductory biologyImmunologymicrobiologydietanimal behaviormicrobiomecore conceptscoyotesBraingut-brain axisImmunoReachcytokinedysbiosis

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    Chilling in the Cold: Using Thermal Acclimation to Demonstrate Phenotypic Plasticity in Animals
    The lesson plan described here provides students hands-on, scientific experiences that relate to the globally important issue of climate change and its impacts on animals. Students use the...

    Keywords: scientific methodclimate changephenotypic plasticityfruit fliesaccclimationcold tolerancethink-pair-share

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    The Biology of Climate Change: The effects of a changing climate on migrating and over-wintering species at a high-elevation field station
    Students evaluate weather and phenology data sets spanning 40+ years from a high-elevation field station in the Colorado Rocky Mountains, to test predictions about the effects of climate change on...

    Keywords: species interactionsclimate changefmnphenologyDIGenvironmental variationtrophic mismatch

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    Make Your Move: Interpreting graphs of pollinator behavior
    In this lesson, students interpret graphs of pollinator movement behavior. Then, students view and reflect on an interview with community ecologist Dr. Suann Yang., who collected the data that they...

    Keywords: graph interpretationCommunity EcologyBiodiversitycompetitiondata literacypollinationinvasive plantsinterspecific interactionsBioGraphIrepresentation in STEM#AAPIinSTEM#BIPOCinSTEM

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    3-073-EarthQuakePartII-ModelingScenario
    Your goal here is to determine how much friction/damping should be designed into a building to keep the roof from moving too far (which would result in the entire building collapsing) when it...

    Keywords: earthquakevibrationdampingamplitudespring-mass systemsteady-state solutionunderdamped

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    Sustainability and Justice: Challenges and Opportunities for an Open STEM Education
    Combining understanding of OER sustainability and equity and justice to carve out ideas for the future of STEM open education.

    Keywords: sustainabilityOERsocial justicenonprofitdigital library

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    Mysterious Occurrences: Representation, Resiliency, and Redundancy in Native Plant Populations
    Meet Dr. Rachel Hackett, a conservation plant biologist at the Michigan Natural Features Inventory.  We learn about Rachel's job and the restoration of threatened and endangered species. Rachel...

    Keywords: digital resourcesendangered speciesconservation sciencePlant Resilienceplant biodiversitydata skills

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    1957-Axelrod_ Brady_Witkop_Evarts-The Distribution and Metabolism of Lysergic Acid Diethylamide
    The development of a specific and sensitive method for the estimation of LSD in biological materials has enabled us to study the tissue distribution, excretion, rate of biotransformation, and...

    Keywords: mathematical modeldataLSDMetabolismbloodstreamlysergic acid diethylamidedistribution

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    Caribbean coral reef structure and biodiversity - Comparing boosted regression tree & multiple regression approaches
    Creating and comparing boosted regression tree models to multiple regression models.
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    1995

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    Muscle Contraction
    This module introduces equations around muscle force in the context of understanding the Sliding Filament Model. It is intended for an introductory biology audience.

    Keywords: plottinghyperbolic equationsOpenStaxAnimal Physiology

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    Osmoregulation
    This module introduces the osmotic work equation in the context of understanding osmoregulation. It is intended for an introductory biology audience.

    Keywords: logarithmic equationsAnimal Physiology

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    Seed Dispersal in Tropical Forests: Learning How Plants Move Around
    This module focuses on the dispersal of seeds from trees in fragmented tropical forests. Students use data from published studies to understand patterns of seed dispersal and apply these ideas to...

    Keywords: ecologyResources @ HHMI - BioInteractivecommunityplantsdiversityScientific Process

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    Exaggerated Traits and Breeding Success in Widowbirds
    National Center for Case Study Teaching in Science- this interrupted case focuses on sexual selection in widowbirds.

    Keywords: Evolutionexperimental designsexual dimorphismsexual selectionNatural SelectionWidowbirdsbirdintrasexual selectionintersexual selectionhandicap hypothesis

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    0

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    IPMpack: an R package for Integral Projection Models
    IPMpack is an R package (R Development Core Team 2013) that allows users to build and analyse Integral Projection Models.

    Keywords: RR-Forgeanimalbiostatisticscomparative analysisecologylongitudinal datamodel comparisonmodel estimationprojectionssurvivaltime seriestrajectoryIPMintegral projection modelsResources @ QUBES - Software

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    Phylogenetic analysis using collections material: interpreting trait evolution by comparison of morphological and molecular genetic hypotheses
    Exercise spans two weeks, includes homework, and involves some groups of animals as well as plants. Emphasizes re-interpretation of morphological trait evolution following molecular genetic...

    Keywords: Evolutionmorphologyphylogenylaboratoryplantsbiological collectionsmolecular analysis

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    Adapting a Traditional Laboratory Exercise to Become Inquiry Based: An Example With an Introductory Biology Lab in Diffusion
    Authentic research experiences are effective in fostering self-efficacy and increasing retention in STEM, particularly among minoritized student populations. Many instructors have sought to bring...

    Keywords: protocolquestionDiffusionVariableshypothesisscience processcontrolscientific efficacy

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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...

    Keywords: population biologycarbon cyclingSpecies-habitat interactions

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    Using Images of Foraging Leaf-Cutter Ants to Teach Linear Regression
    This lesson offers students a realistic, open-inquiry research experience, even when lab or field research is not possible. We first introduce students to leaf-cutter ants and how they forage. Then...

    Keywords: linear regressionexperimental designPlant-insect interactionsSymbiosisForaging behavior

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    Keep It Shrimple: An Adaptable Student-Driven Research Project for the Introductory Biology Laboratory
    A challenge in introductory biology laboratory courses is to provide students with authentic, engaging research opportunities that allow them to take ownership of their experiments. We present a...

    Keywords: hypothesis testingexperimental designanimal behaviorbrine shrimp

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