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    Using the Cell Engineer/Detective Approach to Explore Cell Structure and Function
    As instructors of introductory biology courses for majors and non-majors, we have struggled with teaching the concept of cell structure and function in an engaging way.  However, this is a...

    Keywords: cell functionCell StructureCellular diversityDynamic cellular functionOrganelle function

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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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    Case Study: Pollination of the Early Spider Orchid (Ophrys sphegodes) by the Solitary Bee (Andrena nigroaenea)
    The research uses natural history collection data to explore a potential phenological shift between an orchid that employs sexual deception and a solitary bee.

    Keywords: pollination biologyClimate change and phenologydigitized natural history collectionsPseudocopulation

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    Food Chain Dynamics In A Simple Ecosystem
    In this lab, students will work with a simple algae/brine shrimp environment to learn about food chains and population dynamics.

    Keywords: ecologyecosystemsfood chain

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    Investigating Enzyme Structure and Function Through Model-Building and Peer Teaching in an Introductory Biology Course
    A foundational knowledge of the relationship between structure and function is critical to understanding how enzymes work. The seemingly invisible nature of these molecular interactions makes it...

    Keywords: structure-functionEnzymeallosteric regulationcompetitive inhibitionfeedback inhibitionnoncompetitive inhibitionproductsubstrate

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    What the Mendel
    Students practice hypothesis testing using Mendelian genetics for monohybrid and dihybrid crosses. Both corn and Wisconsin Fast Plants are employed.

    Keywords: geneticsplantsmendelian inheritancephenotypecotelydoncornWisconsin fast plants

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    Exploring the City of Biofilms: An Engaging Analogy-Based Activity for Students to Learn Biofilms
    Multicellular biofilms constructed by microbes are key aspects of microbiology with significant implications in various fields, including medicine, environmental science, and biotechnology. While...

    Keywords: bacteriaBiofilmsquorum sensing

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    8-002-TrigSumRepresentation-TechniqueNarrative
    Students discover how to represent functions as sums of trigonometric functions and the value of such representations in many fields. This is an introduction to the study of Fourier Series.

    Keywords: estimationTrigonometryTrigonometric Functionssum of square errorsfinite sumFourier seriesFouriere sumspectrumapproximatiopn

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    Causes and consequences of resisting herbivory: How long-lived plants avoid damage from diverse short-lived insect herbivores
    This module guides students through decades-long studies of tropical plant-insect interactions to elucidate the ecology and evolution of plant defenses while encouraging students to consider the...
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    Three Research-Based Quantitative Reasoning Modules for Introductory Organismal Biology Laboratories
    We have designed three laboratory modules for an introductory organismal biology course with an emphasis on quantitative reasoning and data analysis skills. Module 1 tests for dimorphism in...

    Keywords: allometryplantsAnatomytranspirationdimorphisminvertebrate biologyarthropodsplatyhelminths

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    Green Design: How do Leaf Structures Optimize Photosynthesis and Promote Survival?
    One of the major learning objectives established by the American Society of Plant Biologists and the Botanical Society of America has students answer the question: How do plant structures enable...

    Keywords: photosynthesisepidermal layerleaf anatomymesophyllpalisade parenchymaplant anatomyplant structure functionspongy parenchymaStomata

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    Facilitating Scientific Literacy Through Writing: A Write-to-Learn Assignment for Large Introductory Undergraduate Biology Courses
    Write-to-learn (WTL) assignments have been used in a variety of disciplines to encourage conceptual learning and critical thinking in undergraduate education. These assignments focus on...

    Keywords: geneticsEvolutionecologyCellsPlants form and functionAnimals form and function

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    Terrestrial Trophic Cascades & Population Structure
    In this activity, students will use data from natural parks to examine trophic cascades.

    Keywords: case studyBiodiversityplantsResource Typetrophic cascadesnational parks

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    Module 2: Opening Your Eyes to the Diversity of Plants
    This activity picks up from Module 1 where students chose the plant they wanted to represent their botanical history. In that module, they each identified their plant’s family and were given its...

    Keywords: botanyPlant diversityLand plantsembryophytes

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    An Interrupted Case Study on Urban Prairie Restoration
    Engaging students in meaningful discussions can be a challenging task for science instructors, especially in introductory courses. The story-telling approach used in case studies can increase...

    Keywords: urban ecologyPrescribed fireEcosystem Servicesecological restorationwoody encroachmentrangeland ecology

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    Sleep and Learning Lab
    Students use sleep and exam data from Introductory Biology students to investigate the question: Does a circadian rhythm, the sleep-wake cycle, influence an important mammalian adaptation, the...

    Keywords: animal behaviorlab activitycircadian biologysmall group workthink-pair-shares

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    Quantifying and Visualizing Campus Tree Phenology
    Large enrollment courses present a challenge for instructors who want to engage students in authentic science practices that fit the recommendations of Vision & Change. Our lesson provides a...

    Keywords: ecologyBiodiversityphenologyplant biology

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    Using computational molecular modeling software to demonstrate how DNA mutations cause phenotypes
    This lesson is a five-week series of laboratory activities designed to help students transition from applying lower order thinking skills to the central dogma to applying higher-order thinking skills.

    Keywords: bioinformaticsNIBLSEProtein StructureDNAmolecular modelinggenotypephenotypeCourseSourcecomputational modelingcentral dogmaplant leaf structure

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    Investigating Human Impacts on Hawaiian Fishpond Ecology
    Examining water quality (including fertilizer residue, nutrients, soil erosion, and invasive plants) on a Hawaiian fishpond ecosystem.

    Keywords: sustainabilityecologywater quality and resource allocationocean sustainabilityinvasive plantsfisheries science

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    1984-W_Brunner-D__Focht-Deterministic Three-Half-Order Kinetic Model for Microbial Degradation
    The kinetics of mineralization of carbonaceous substrates has been explained by a deterministic model which is applicable to either growth or nongrowth conditions in soil.

    Keywords: kineticsnonlinear regressionsum of square errorsMonodlinearizemineralizationsubstratescarbonaceous

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