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    Deme 2.0
    This workbook simulates the population genetics of a single gene with two alleles. It can simultaneously model up to three local populations, which may differ in their selection coefficients.

    Keywords: population geneticsGenetic DriftNatural Selection

    105

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    78

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    adaptations

    Evolution Through Natural Selection
    This Excel workbook simulates the population genetics of a single gene with two alleles, allowing the user to set the initial allele frequencies and enter parameters for a variety of different...

    Keywords: population geneticsNatural Selection

    105

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    43

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    0

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    0

    adaptations

    ESS: Evolutionary Stable Strategies Game Theory Module
    This Excel workbook illustrates a number of ESS examples. Each example allows the user to manipulate the initial population for each strategy and the fitness payoffs and costs for each strategy.

    Keywords: population geneticsfitnessgame theorySequence alignmentevolutionary stable strategies

    99

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    28

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    0

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    adaptations

    DeFinetti 1.0
    This Excel workbook simulates evolution of a single gene with three alleles. The user assigns fitness values to each of the six possible genotypes, then enters starting allele frequencies for each...

    Keywords: population geneticsallelesevolutionary fitness

    91

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    43

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    0

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    0

    adaptations

    Birthday Problem and Class Phenotypic Probabilities
    An Excel workbook exploring two related applications, the Birthday Problem and Class Phenotypic Probabilities. Students enter their own phenotypes into the workbook.

    Keywords: phenotypic probabilityallelic frequency

    1213

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    252

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    0

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    0

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    Two-Species Model
    These two Excel worksheets simulate the population growth of two interacting species. In isolation, each species grows logistically, but interaction effects between species may limit or enhance...

    Keywords: population growthcompetition modelsLotka-Volterra

    146

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    55

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    0

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    0

    adaptations

    Mark-Recapture
    A common method used to estimate the population size of a species is the Mark-Recapture method.

    Keywords: mark-recapture analysispopulation estimation

    77

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    36

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    0

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    0

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    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

    180

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    112

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    0

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    Biodiversity
    Biodiversity allows the diversity of a biological population to be estimated with both the Shannon and Simpson biodiversity indices based on information theory.

    Keywords: Shannon diversity indexSimpson diversity indexBiodiversity indicesInformation theory

    107

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    43

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    0

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    0

    adaptations

    Phylogeography Simulator
    This Excel workbook simulates the phylogeography of an asexually reproducing species.

    Keywords: Phylogeographymutation ratesAsexual reproductionspecies dispersal

    83

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    13

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    0

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    adaptations

    Luria-Delbruck
    These two workbooks model the evolution of phage resistance in a bacterial population under two alternative hypotheses.

    Keywords: phageLuria-Delbruckresistance

    1585

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    299

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    2

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    0

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    Operon
    This Excel workbook models lac operon function in a partial diploid E. coli. The user chooses the bacterial genotype and the sugars present in the surrounding medium: the workbook then determines...

    Keywords: Lac OperonE. coli

    87

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    21

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    0

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    0

    adaptations

    GeoPhyl
    This Excel workbook allows students to explore evolution over space and time using published data on the invasive plant Tamarix (salt cedar).

    Keywords: Invasive SpeciesTamarixsalt cedarpermutation testrandom geographic distribution

    112

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    45

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    0

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    0

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    Genetic Code
    This Excel workbook allows the user to recreate the steps in breaking the genetic code. The user enters the sequence of repetitive synthetic mRNA strands, which are translated in vitro to produce...

    Keywords: mRNAgenetic code

    105

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    33

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    0

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    0

    adaptations

    In silico chromosome mapping: Idiograms
    This workbook allows the user to construct idiograms (haploid or diploid), map sequences onto them, depict chromosome structural mutations, and perform side-by-side comparative analyses of...

    Keywords: InheritancemutationschromosomesidiogramDrosophila melanogaster

    204

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    94

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    0

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    Linkage Analysis
    This Excel workbook simulates a linkage analysis problem with up to four alleles. Based on the offspring produced by a multihybrid testcross, the user builds a model of the gene order,...

    Keywords: recombinationlinkage analysis

    97

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    31

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    0

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    Developmental Allometry: Scaling in Growth
    This Excel workbook illustrates a number of allometric equations in animal growth. The workbook also calculates an allometric equation with graphical output for data entered by the user.

    Keywords: allometrybrain developmentSkeletal Systemmetabolic rate

    91

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    48

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    0

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    0

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    ABO Blood Group Frequencies
    An Excel workbook in which students can calculate blood type frequencies through different approaches (Hardy-Weinberg, quadratic formula, and the EM algorithm). The workbook shows the formulas...

    Keywords: Hardy-Weinbergblood type frequencies

    1560

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    327

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    0

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    SIR BuildIt
    An introduction to epidemiological models using interactive Excel worksheets

    Keywords: modelinginfectious diseaseInfectious Disease ModelingSIR modelsSIR

    4104

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    3391

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