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    1977-Michael_Mackey-Leon_Glass-Oscillation and Chaos in Physiological Control Systems
    First-order nonlinear differential-delay equations describing physiological control systems are studied. The equations display a broad diversity of dynamical behavior including limit cycle...

    Keywords: sensitivitychaosparametersRespirationdelayblood cells

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    Data, Distributions, and Hypotheses: Exploring Diversity and Disturbance in the Tallgrass Prairie
    Proper hypothesis generation, data handling, graphing, and communication are essential skills that undergraduate majors in biology are expected to master. However, students rarely get hands-on...

    Keywords: Quantitative reasoningRestoration EcologyScience process skillstall grass prairie ecosystem

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    Type I Functional Response
    This module introduces the type I functional response in the context of understanding the relationship between an individual's rate of consumption and food density. It is intended for an...

    Keywords: ecologylinear equationsfood density

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    Fish, forests, and phosphorus: How do tropical fish, rainforest canopies, and volcanic groundwater inputs affect stream phosphorus cycling?
    Rainforest stream nutrient concentrations vary with groundwater source, and different stream fish species feed on aquatic and/or terrestrial prey. Explore how phosphorus cycling changes with stream...

    Keywords: nutrient cyclesBiogeochemistrykeystone speciesfood webFunctional Diversity

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    Diversity Indices: Shannon's H and E
    This module introduces Shannon's diversity index in the context of understanding how to mathematically measure the species diversity in a community. It is intended for an introductory biology...

    Keywords: ecologydiversityFunctionsOpenStaxdiversity index

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    Type II Functional Response: Holling’s Disk Equation
    This module introduces the Holling’s disk equation in the context of understanding the relationship between an individual's rate of consumption and food density. It is intended for an introductory...

    Keywords: ecologyHolling's Disk Equation

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    2018-Kovacs-Insperger-Retarded neutral and advanced differential equation models for balancing using an accelerometer
    It is shown that slight modeling differences lead to significant qualitative change in the behavior of the system, which is demonstrated by means of the stability diagrams for the different models.

    Keywords: feedbackAccelerometersfunctional differential equationssemi-discretizationD-subdivision method

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    Blueprint for Accelerating Change in Social Justice, Equity, Diversity and Inclusion in STEM Curricula
    Collaborative community working on projects associated with social justice, equity, diversity and inclusion in STEM undergraduate programs.

    Keywords: Equitysocial justicediversityinclusionSTEM Education reform

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    Fibroblast spheroids and other models of wound healing and infectivity
    The goal of our research is to create a functional in vitro 3D model of skin for the purpose of experimentation.

    Keywords: researchwound healing

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    Diversity Indices: Simpson's D and E
    This module introduces Simpson's diversity index in the context of understanding how to mathematically measure the species diversity in a community. It is intended for an introductory biology...

    Keywords: ecologydiversityFunctionsOpenStaxdiversity index

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    Implementing an online module about plant functional traits in the context of restoration ecology for an undergraduate class in Brazil.
    This resource describes my experience in implementing this OCELOTS module in a Functional Trait-based Restoration class for undergraduate majors in the Forest Sciences Department / Escola Superior...

    Keywords: tropical forestsbiodiversity structureAtlantic forestfunctional traitshybrid ecosystems

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    Assessing Urban Biodiversity With the eBird Citizen Science Project: A Course-Based Undergraduate Research Experience (CURE) Module
    The eBird citizen science module takes advantage of technology tools and online resources developed by the Cornell Laboratory of Ornithology (http://ebird.org) to achieve several learning...

    Keywords: datacitizen sciencecommunityBiodiversitySpecieshypothesishabitat

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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...

    Keywords: EvolutionmutationcompetitionNatural Selectionregulationstructure and functionreproductive fitnessgenotype to phenotypehomologs

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    Exploring Detritus-Based Food Webs in Streams
    This two-part field lesson for mid- to upper-level undergraduates connects allochthonous inputs to the invertebrate consumers that depend on them. After preparing students with background...

    Keywords: aquatic macroinvertebratesfunctional feeding groupallochthonousorganic matterleaf packRiver Field Studies Network

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    Transpiration
    In this lab, students will examine differences between C3 and C4 plants in their transpiration rates.

    Keywords: plant physiologybotanylaboratoryResource Type

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    Investigating Cell Signaling with Gene Expression Datasets
    Modern molecular biology is a data- and computationally-intensive field with few instructional resources for introducing undergraduate students to the requisite skills and techniques for analyzing...

    Keywords: genomicstranscriptionsignaling

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    Impact of Introduction of American Bullfrogs on Species Diversity
    This module explores the introduction of the American bullfrog on their ecosystem. Using species diversity calculations and data collection techniques, students explore how the bullfrog affected...

    Keywords: ecologyconservationspecies richnessBiodiversityspecies diversitydiversity indicessamplingspecies evenness

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    DEHPD 17 Steps in the Hiring Process
    A 17 step document created by people from marginalized populations for equity and diversity in hiring.
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    Using Synthetic Biology and pClone Red for Authentic Research on Promoter Function: Introductory Biology (identifying new promoters)
    Students often memorize the definition of a transcriptional promoter but fail to fully understand the critical role promoters play in gene expression. This laboratory lesson allows students to...

    Keywords: bacteriasynthetic biologygene regulationtranscriptionstudent researchcentral dogmacloningpromoterreporter gene/protein

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    Students of Color Identify Ways Enivronmental Faculty Can Advance Racial/Ethnic Diversity in Undergraduate Programs
    This grounded theory study documents the experiences of students of color in undergraduate environmental degree programs. Its results can inform faculty, staff, and administrators about how to...
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