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    Uninhibited Growth of Cells
    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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    Sickle Cell Disease and Natural Selection in Humans
    A short film explores the evolutionary connection between an infectious disease, malaria, and a genetic condition, sickle cell anemia. The animation explores the genetic causes and biological...

    Keywords: HHMI BioInteractive

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    The p53 Gene and Cancer
    This tutorial describes the structure and function of the p53 protein, how its activity is regulated in cells, and how mutant versions of p53 can lead to cancer.

    Keywords: Resources @ HHMI - BioInteractiveBiochemistrymolecular biologymacromoleculesGenetic disease

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    Cystic Fibrosis Mechanism and Treatment
    This animation shows how mutations in an ion channel protein lead to the genetic disease cystic fibrosis. The animation also discusses how research on this protein has been used to develop...

    Keywords: Resources @ HHMI - BioInteractiveBiochemistrymacromoleculesGenetic diseaseCell Structure & Function

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    The Biology of Skin Color
    This film explores the hypothesis that different tones of skin color in humans arose as adaptations to the intensity of ultraviolet radiation in different parts of the world.

    Keywords: Resources @ HHMI - BioInteractivegene regulationgene expressionAnatomy & Physiologyhuman evolutionfilm

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    Diffusion Through a Cell Membrane
    This module introduces rates of diffusion in the context of understanding simple and facilitated diffusion through the cell membrane. It is intended for an introductory biology audience.

    Keywords: linear equationscalculushyperbolic equationsCellular Processesrates of change

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    Maintaining Cellular Conditions: pH and Buffers
    This module introduces the chemical reactions related to pH in the context of understanding how acidity can affect both the structure and chemical reactivity of cellular molecules. It is intended...

    Keywords: ExponentsLogarithmsRatiosCellular Processes

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    Translocation of Nutrients in the Phloem: Dixon's Paradox
    This module introduces the Dixon equation in the context of understanding nutrient transport through sieve tubes. It is intended for an introductory biology audience.

    Keywords: plant physiologylinear regressionlinear equations

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    Translocation of Nutrients in the Phloem: Poiseuille's Equation
    This module introduces the Poiseuille equation in the context of understanding nutrient flow in plant cells. It is intended for an introductory biology audience.

    Keywords: plant physiologycalculushyperbolic equationsrates of change

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    Using Undergraduate Molecular Biology Labs to Discover Targets of miRNAs in Humans
    In this lesson, we describe an easily adaptable lab module that can be used in existing undergraduate molecular biology lab courses to conduct authentic scientific research, published in CourseSource

    Keywords: molecular biologybioinformaticsNIBLSEgene regulationmicroRNAsgene expressionCourseSourcemiRNA

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    Spreadsheet Tutorial 1: Adapted to Anatomy and Physiology
    Adapted the examples to Anatomy and Physiology relevant topics and implemented in BIO165L Anatomy and Physiology I Laboratory for non-majors.

    Keywords: Resources @ HHMI - BioInteractivesummary statisticsScientific ProcessScientific Methodology

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    Calculating Lifetime Cancer Risk Resulting from DNA Replication
    An expanded case study adapted from an HHMI Data Point on Cell Division and Cancer Risk using Figure 1 from Tomasetti, C. and Vogelstein, B. (2015).

    Keywords: cancerScientific ProcessStatistics and MathScientific Methodologybiology of cellscell growth and divisionHigh School

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    Cancer Discovery Activities
    These two hands-on activities are based on a Howard Hughes Medical Institute 2013 Holiday Lectures on Science video (http://www.hhmi.org/biointeractive/cancer-genetic-disease-video-highlights)...

    Keywords: geneticsResources @ HHMI - BioInteractiveorganismal biologyneurosciencegenomicscancergenetic basis of diseasebiology of cellsHigh School

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    Understanding the Importance of Microtubules in Normal Cell Division: Chemotherapy Connection
    In introductory courses, students learn about microtubules as important structures but may not engage in a hands-on experience to localize microtubules themselves or to learn about their connection...

    Keywords: cancerCell DivisionimmunofluorescenceMicrotubulesAntibodies

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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 Structured Inquiry-Based Module for the Undergraduate Cell Biology Laboratory That Teaches Fundamental Concepts of Cell Differentiation
    Pedagogical research in science education has shown that students effectively learn science by doing science. As a result, there is increased interest in bringing research-like experiences into the...

    Keywords: fluorescence microscopygene expressionpolymerase chain reactionCell Structurecell culturewestern blottingdifferentiationreverse transcription

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    Gene Expression in Stem Cells
    The module served as in introduction to the Gene Expression unit. It was implemented in two phases, a pre-class activity and an in-class activity to introduce chapter concepts and reinforce...

    Keywords: small group activitypre-class activityGeneral Biology

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    2017-Allali-EtAl-Mathematical Modeling of the Adaptive Immune Responses in the Early Stage of the HBV Infection
    The aim of this paper is to study the early stage of HBV infection and impact delay in the infection process on the adaptive immune response, which includes cytotoxic T-lymphocytes and antibodies.

    Keywords: logisticHBV infectionadaptive immunie responseT-lymphocytes

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    Applying Universal Design for Learning (UDL) Principles to Case Studies
    This is a presentation for the 2022 BIOME meeting.
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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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