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    Testing Goodness of Fit with the Chi-Square
    This is a MathBench module written for students to use in a self-study mode. It uses a narrative structure, humor, and everyday examples to step the learner through the mathematical principles...

    Keywords: Probabilitychi-squaredResources @ MathBench

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    Population dynamics in simple two-species experimental microcosms
    A two-week exercise which includes homework calculations and teaching resources. Students establish brine shrimp and Platymonas algal cultures and predict final densities.

    Keywords: population dynamicsecologyspecies interactionsbotanyecosystemsfood chainpopulation regulation

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    Teacher Guide: Math and Statistics
    Topics include measures of average (mean, median, and mode), variability (range and standard deviation), uncertainty (standard error and 95% confidence interval), Chi-square analysis, student...

    Keywords: Resources @ HHMI - BioInteractiveStatistics and Mathteacher guide

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    Climate of Change: Interactions and Feedbacks between Water, Air, and Ice
    In this two to three week module, students explore short-term climate variability resulting from atmosphere-ocean-ice interactions.

    Keywords: Oceanographyenvironmental scienceglobal changemeteorologygeologygeological hazardsResources @ InTeGrate

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    Why Meiosis Matters: The case of the fatherless snake
    A compelling reason to learn something can make all the difference in students’ motivation to learn it.  Motivation, in turn, is one of the key attitudes that drives learning.  This story...

    Keywords: meiosismitosissex determinationAsexual reproductionParthenogenesis

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    Teaching Advanced Concepts in Regulation of the Lac Operon With Modeling and Simulation
    Success in biochemistry and other life science courses requires that students understand important biological concepts. One of these concepts is how gene regulation ensures that homeostasis is...

    Keywords: gene regulationinducible operonProkaryotic cellPhosphoenolpyruvate transferase system (PTS)

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    Using Yeast to Make Scientists: A Six-Week Student-Driven Research Project for the Cell Biology Laboratory
    Traditionally-trained undergraduate students often lack an understanding of science as an active process that yields the information presented in their textbooks. One result has been a call for...

    Keywords: yeastgrowth curvecell proliferationviability

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    Central Dogma, Dictionaries, and Functions: Using Programming Concepts to Simulate Biological Processes
    Technologies like next-generation sequencing, proteomics, and high-throughput phenotyping have transformed the way we do biology. There is a continued need for scientists with computational skills...

    Keywords: computationpythonJupyter notebookFunctionscentral dogmaDictionaries

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    Dynamic Daphnia: An inquiry-based research experience in ecology that teaches the scientific process to first-year biologists
    This authentic research experience lesson teaches the core concept of systems and the competencies of quantitative reasoning, communication, and the ability to apply science. The research is...

    Keywords: statisticsecologyscientific methodexperimental designAbiotic and Biotic FactorsDependent and Independent Variables

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    Enhancing the Microscopy Skills of Non-Science Majors and Nursing Microbiology Students: Promoting the Practice of Observing Multiple Fields of View Using Blood Smear Slides
    One of the challenges in teaching microscopy is having students scan multiple fields of view at high power magnification. Many times, students will feel this unnecessary, especially when presented...

    Keywords: Microscopy SkillsBlood SmearsBlood Disorders

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    A Simple Method for Predicting a Molecule's Biological Properties From Its Polarity
    The distinction between very polar and less polar substances is a foundation of biochemistry, cell biology, and physiology; it surfaces in multiple concept inventories and elaborations of...

    Keywords: Diffusionsolubilitycovalent bondshydrophilichydrophobicpartition coefficientplasma membranepolarity

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    1989-EY_Rodin-S_Jaques-Countercurrent Oxygen Exchange in the Swim Bladders of Deep-Sea Fish
    Oxygen diffuses from lungs into blood, nutrients diffuse from intestinal tracts into blood and from blood into various cells, and waste products diffuse from cells back into blood.

    Keywords: fishCell Membraneflowbloodbladdercountercurrent

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    A "Box of Lessons" for Exploring Biomolecular Structure and Function
    Biomolecular structure and function is emphasized as a core concept in a variety of community determined educational standards for biology and chemistry. Most curricula introduce students to the...

    Keywords: bioinformaticsproteinsRNADNAmolecular visualizationbiomolecular structurebiomolecular visualizationProtein Data BankPDBMolecular CaseNet FMN

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    Graphing bacterial growth rates: semi-log graphs v linear graphs
    In this activity, students will explore the concept of binary fission, generation time, and bacterial growth curves, with an emphasis on the log phase. Students will use semi-log graphs and linear...

    Keywords: graphingexponential growthMicrobiology Educationmicrobiologybacteriagrowth rateUndergraduate STEM educationCommunity College Educationqbccmanipulate equationsCellular and Molecular BiologyCreate graphsInterpret graphsbinary fissionsemi-log graphlinear graphgrowth curvecreating graphsExponential and Logarithmic Functions

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    HITS: A network to create inquiry-based case studies that make high-throughput approaches and discovery accessible
    HITS brings together interdisciplinary groups of HT researchers and instructors to produce authentic HT case studies that can be implemented in a variety of courses, allowing students to analyze...

    Keywords: case studieshigh-throughputHITS

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    CRISPR Gene Editing: Designing the gRNA and Donor Template
    In this adaptation, students learn how CRISPR/Cas9 is used in bacterial immunity and gene editing. Students create both a gRNA target and a donor template to edit a gene. Mutations can be from the...

    Keywords: geneticseducationcell biologymolecular biologymutationStem cellsstructure-functionmolecular visualization and analysis3D protein structure /function analysisCRISPR/Cas9crisprDNA mutationPiwiPDBMolecular Case StudyPiwi Matters

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    COVID-19: On the way to a vaccine
    This multi-part case study introduces the reader to the SARS-CoV-2 virus origins, the molecular basis of the infection, the development and severity of symptoms, and treatment.

    Keywords: BLASTprotein structure modelingmolecular visualization and analysisCOVID19PDB

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    Understanding COVID-19 Biology to Design a Vaccine
    This multi-part case study introduces the reader to the SARS-CoV-2 virus, replication, and treatment. Additional worksheets introduce students to bioinformatics tools of 3-D protein visualization...

    Keywords: BLASTprotein structure modelingmolecular visualization and analysisCOVID19PDB

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    Piwi Matters
    This case focuses on understanding structure and function relationships in Piwi, a protein that is critical for germline stem cell function and development of eggs in the fruit fly ovary.

    Keywords: Stem cellsmolecular visualization and analysis3D protein structure /function analysisPiwiPDBMolecular Case Study

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    Why are Cells Small? Surface Area to Volume Ratio
    This module explores surface area to volume ratios in a cube and sphere in relation to cell size.

    Keywords: introductory biologygraphingRatiosOpenStaxqbccmanipulate equationsCellular and Molecular BiologyUse elementary functionsCreate graphsInterpret graphsRates and ProportionsSolving Equations and Inequalitiesinterpret tables

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