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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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    Taking the Hassle out of Hasselbalch
    Mention pH in a classroom and you can almost see the inner yawn on the faces of your students. The definition may even roll easily from their lips. However, despite multiple exposures to the...

    Keywords: pHdrug uptakeHenderson-Hasslbalch equationmedical applicationspKa

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    Snail Races: An Inquiry-Based Approach to Learn Invasive Species Ecology
    Inquiry-based lessons allow learning that is hands-on and student-driven, fostering engagement and retention of knowledge in any discipline. Here, we use this learning framework to engage students...

    Keywords: ecologyenvironmentInvasive SpeciesScience CommunicationScientific InquiryDispersal

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    Chilling in the Cold: Using Thermal Acclimation to Demonstrate Phenotypic Plasticity in Animals
    The lesson plan described here provides students hands-on, scientific experiences that relate to the globally important issue of climate change and its impacts on animals. Students use the...

    Keywords: scientific methodclimate changephenotypic plasticityfruit fliesaccclimationcold tolerancethink-pair-share

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    Keep It Shrimple: An Adaptable Student-Driven Research Project for the Introductory Biology Laboratory
    A challenge in introductory biology laboratory courses is to provide students with authentic, engaging research opportunities that allow them to take ownership of their experiments. We present a...

    Keywords: hypothesis testingexperimental designanimal behaviorbrine shrimp

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    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

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    Sorry to Eat and Run: A Lesson Plan for Testing Trade-off in Squirrel Behavior Using Giving Up Densities (GUDs)
    All animals need to find and compete for food, shelter, and mates in order to survive and reproduce. They also need to avoid being eaten by predators. Optimal foraging theory provides a framework...

    Keywords: ecologyanimal behaviorAnimal form and functionAnimal nutritionSquirrel-Net

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    Moths and Frogs and E. coli, Oh My!: Agent-based Modeling of Evolutionary Systems
    In evolution classrooms, introducing and reinforcing the idea of genetic drift and random selection can be challenging, as can be reinforcing appropriate mental models of evolution. Agent-based...

    Keywords: modelingEvolutionecologyagent-based modelingGenetic Driftenvironmental scienceNatural Selectioncompetitive coevolutionsimulation modelingevolutionary reasoning

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    An Introduction to the Squirrel-Net Teaching Modules
    Although course-based undergraduate research experiences (CUREs) are gaining popularity in biology, most are designed for benchwork-based laboratory courses while few focus on field-based skills....

    Keywords: ecologybehaviortrade-offsScientific ProcessSquirrel-Net

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    Fatty Acid Induction of Lipid Droplets in Cancer Cells
    There is a growing need for the development and communication of cell culture-based laboratory activities specifically designed for undergraduate students. This multi-week laboratory activity...

    Keywords: Course based undergraduate researchCell ImagingLive Cell Staining

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    Exploring Miracle Fruit: An Undergraduate Laboratory Exercise on Experimental Design
    In recent years, undergraduate biology and biochemistry curricula have seen an increase in the use of course-based undergraduate research experiences (CUREs). CUREs maximize potential student gains...

    Keywords: sensory systemspHProtein shapeTaste

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    A Lesson on Matter and Energy at the Organismal Scale: Linking Patterns and Processes Across Diverse Taxa
    Pathways and transformations of energy and matter (PTEM) are a conceptually challenging but essential component of biological literacy. Curricular gaps about PTEM nevertheless remain; although...

    Keywords: plantsenergyAnimalsfungimatterorganismal scale

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    The Avocado Lab: An Inquiry-Driven Exploration of an Enzymatic Browning Reaction
    Typical biochemistry labs exploring basic enzyme activity rely on costly, time-consuming protein purification and rarely explore enzyme function in situ. Further, complex purification procedures...

    Keywords: enzymescontrolsenzyme inhibition

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    Knowing your own: A classroom case study using the scientific method to investigate how birds learn to recognize their offspring
    Understanding the scientific method provides students with a necessary foundation for careers in science-related fields. Moreover, students can apply scientific inquiry skills in many aspects of...

    Keywords: scientific methodNatural Selectionbrood parasitism

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    "Boost your evolution IQ": An evolution misconceptions game
    Students often enter introductory biology courses with misconceptions about evolution. For example, many students believe that traits arise when a species needs them or that evolutionary processes...

    Keywords: Evolutionactive learningNatural Selectiongroup workmisconceptions

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    The Science Behind Parthenogenesis: Interesting things happen when meiosis goes “wrong”
    Parthenogenetic reproduction is a fascinating, complex topic.  This article accompanies “Why Meiosis Matters: The case of the fatherless snake.” It summarizes the basic information...

    Keywords: meiosismitosissex determinationAsexual reproductionParthenogenesis

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    A Hands-on Introduction to Hidden Markov Models
    In this Lesson, we describe a classroom activity that demonstrates how a Hidden Markov Model (HMM) is applied to predict a eukaryotic gene, focusing on predicting one exon-intron boundary. This HMM...

    Keywords: transcriptionexonintronsplicing

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    Online Adaptation to "Gotcha! Which fly trap is the best? An introduction to experimental data collection and analysis"
    We present here a simple and engaging experiment capitalizing on the universal need to rid our homes of fruit flies to teach experimental design and analysis. In an earlier paper, we described an...

    Keywords: data analysisexperimental designolfaction

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    Modeling Strep Throat Detection, Infection, and Spread Using an SIR Model and the Vensim Simulation Software
    The overarching goal of this lesson is to provide students with an opportunity to gain experience making and using biological models. Biological modeling can be used to investigate complex,...

    Keywords: infectious diseasebiological modelingSIR model

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    Casting a Wide Net via Case Studies: Educating across the undergraduate to medical school continuum in the biological sciences
    This article seeks to help bridge undergraduate and medical educators by describing shared educational goals and strategies, highlighting resources relevant for both groups, and exemplifying shared...

    Keywords: genetic testingdirect-to-consumer genetic testinginformed consentprenatal screeningsecondary findingswhole genome sequencing

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