You are here: Home / Resources / Browse Resources

Open. Adaptable. Free.

Resources created by our members and partners.

The QUBES platform hosts hundreds of teaching materials, reference materials, and cloud-based software free to use and adapt using open Creative Commons licenses.

Text Search:
Applied Filters
    Leslie/Lefkovitch Matrix Models for Age or Stage-structured Populations
    This Excel workbook uses the Leslie matrix model for population projection of age-class structured populations, and also allows Lefkovitch matrix models for stage-class structured populations.

    Keywords: survivalpopulation ecologyfecundityLeslie matrixeigenvalueseigenvectorsLefkovitch matrixage-class structured populationsstage-class structured populationsreproductive value

    18

    views

    14

    downloads

    0

    comments

    0

    adaptations

    Using Structured Decision Making to Explore Complex Environmental Issues
    Environmental issues are inherently complex, often requiring multiple interested parties to come together before agreeing on a solution. Structured decision making is a tool used by federal and...

    Keywords: interdisciplinarysocio-ecological systemsscience policystakeholderstructured decision making

    1437

    views

    415

    downloads

    0

    comments

    0

    adaptations

    2006-Cooke-Elderkin-Huang-Predator-Prey interactions with delays due to juvenile maturation
    This paper focuses on predator-prey models with juvenile/mature class structure for each of the predator and prey populations in turn, further classified by whether juvenile or mature individuals...

    Keywords: predator-preyhost-parasitebifurcationage structrematuration delay

    123

    views

    34

    downloads

    0

    comments

    0

    adaptations

    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...

    Keywords: demographyCommunity Ecologypopulation ecologyconservation biologylife tables

    828

    views

    220

    downloads

    0

    comments

    0

    adaptations

    Structuring Courses for Equity
    As instructors, we continually look for new ways to create equitable learning environments and support learning for all students in our courses. Recently, we have explored ways that we can increase...

    Keywords: Equitymetacognitioninclusivitycourse structure

    2068

    views

    203

    downloads

    0

    comments

    0

    adaptations

    2001-Noymer-The transmission and Persistence of Urban Legends-Sociological Application of Age-Structures Epidemic Models
    This paper describes two related epidemic models of rumor transmission in an age-structured population. Rumors share with communicable disease certain basic aspects, which means that formal models...

    Keywords: age structurerumorspersistenceUrban Legends

    97

    views

    52

    downloads

    0

    comments

    0

    adaptations

    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...

    Keywords: population ecologypopulation modelingdiscrete generationpopulation management

    1211

    views

    338

    downloads

    0

    comments

    0

    adaptations

    Squirrels in Space: Using Radio Telemetry to Explore the Space Use and Movement of Sciurid Rodents
    Biotelemetry is used by researchers to track the interactions of animals with each other and the environment. While advancing technology has led to the development of numerous biotelemetry tools,...

    Keywords: DispersalHabitat selectionHome rangeSquirrel-Net

    1585

    views

    303

    downloads

    0

    comments

    0

    adaptations

    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...

    Keywords: societyRepresentationSTEM equity

    649

    views

    109

    downloads

    0

    comments

    0

    adaptations

    Investigating the Ecology of West Nile Virus in the United States
    TIEE Module- How do biotic and abiotic environmental factors explain the historic, present, and future prevalence and range of West Nile Virus (WNV) in the US?
    990

    views

    204

    downloads

    0

    comments

    1

    adaptations

    Authentic Ecological Inquiries Using BearCam Archives
    Learning through authentic scientific inquiries is essential for understanding the nature and process of science and for developing critical thinking and communication skills. It is logistically...

    Keywords: behaviorinterspecific interactionsPeer reviewauthentic inquiryintra-specific interactions

    1679

    views

    295

    downloads

    0

    comments

    0

    adaptations

    What is Speciation, How Does It Occur, and Why Is It Important for Conservation?
    Speciation provides a framework for classifying biodiversity on Earth and is a central concept in evolutionary biology. To help undergraduate students learn about speciation, we designed a...

    Keywords: EvolutionconservationGenetic DriftSpeciationNatural SelectionBiological species conceptgene flowMorphological species conceptPhylogenetic species concept

    3947

    views

    1146

    downloads

    0

    comments

    0

    adaptations

    Where Does Elsie's Hair Color Come From? A "De-Simplified" Pedigree Lesson
    Pedigree analysis is part of most Genetics curricula, but the examples traditionally used in genetics courses present phenotypes as if they were entirely and inexorably defined by genotype. This...

    Keywords: pedigreeMultifactorialphenotypic variationpenetranceexpressivityquantitative variation

    1236

    views

    342

    downloads

    0

    comments

    0

    adaptations

    Allele and Phenotype Frequencies in Rock Pocket Mouse Populations
    A lesson that uses real rock pocket mouse data collected by Dr. Michael Nachman and his colleagues to illustrate the Hardy-Weinberg principle.

    Keywords: EvolutionResources @ HHMI - BioInteractiveNatural SelectionScientific ProcessStatistics and Mathevolution of populations

    4232

    views

    470

    downloads

    0

    comments

    0

    adaptations

    2013-Gonzalez_Parra-Arenas-Mathematical Model for Social Security Systems with Dynamical Systems
    In this paper it is proposed a mathematical approach based on dynamic systems to study the effect of the increase in the Social Security normal retirement age on the worker and on the dynamics of...

    Keywords: dynamical systemsretirement modelSocial Security

    165

    views

    43

    downloads

    0

    comments

    0

    adaptations

    Statistics with epidemiology of COVID-19
    Introduction into heat maps, non-parametric t-test and GIF (optional) in R using an original dataset on COVID-19 infections from different counties of New Jersey, USA. Suitable for students who...

    Keywords: Rundergraduate educationheat mapsCOVID19coronavirusSARS-CoV-2GIF

    1507

    views

    521

    downloads

    0

    comments

    0

    adaptations

    Visits to the writing center and office hours provide students structured reflection and low-stakes feedback on scientific writing in an Introductory Biology course
    Effective written communication of scientific concepts is a critical, but difficult skill for undergraduate STEM majors to acquire. Oftentimes, the grades of lab reports are negatively impacted by...

    Keywords: scientific writingwater qualityanalysis of results

    550

    views

    110

    downloads

    0

    comments

    0

    adaptations

    An introduction to population matrix models: a swirl lesson
    Students will learn how to set up a population matrix model in R and use it for demographic analysis of a population, including projecting population growth, determining lambda and the stable age...

    Keywords: population dynamicsRpopulation growthonlinedemographypopulation projection modelquantitative biologypopulation modelmatrix modelspopulation ecologyage structurepopulation biologypopulation modelingSwirlDemographic processespopulationLeslie matrix

    2352

    views

    6062

    downloads

    0

    comments

    0

    adaptations

    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

    1467

    views

    411

    downloads

    0

    comments

    0

    adaptations

    1-136-MarriageAge-ModelingScenario
    Students will build and analyze a model of the fraction of people who are married (for the first time) by a certain age. Students are asked to set up and solve these differential equations. They...

    Keywords: messagesmarriageusing social sciences in forecastingdirected

    250

    views

    145

    downloads

    0

    comments

    0

    adaptations

    Close

    Home

    Search