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    Understanding Gastric Acid Secretion: An Active Learning Approach
    The human digestive system is a diverse network of cells, tissues, and organs that is regulated by systemic (e.g., nervous and endocrine systems) and local factors (e.g., secretions, pH, and the microbiome). Given the volume of content and the...
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    Bacteria to Brains in Backyard Coyotes: An Interdisciplinary Pedagogical Case Study
    Our interdisciplinary pedagogical case study explores the differences between rural and urban coyotes at the levels of organismal and community ecology. The focus is on how coyotes’ gut microbiomes could affect their behavior via...
    Lesson
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    Harnessing the Power of the Immune System: Influenza Vaccines
    Because most people have been infected by and/or immunized against influenza, students should know how the immune system responds to the infection and how vaccines protect against disease. Vaccines have played an instrumental role in disease...
    Lesson
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    The Leaky Neuron: Understanding synaptic integration using an analogy involving leaky cups
    Students have difficulty understanding synaptic integration in neural circuits, and how spatial and temporal summation combine in a target neuron to reach threshold.  This Lesson uses small cups of water to represent excitatory postsynaptic...

    Courses: NeurobiologyNeurobiology

    Lesson
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    54

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    Using an Interactive Game, Gutsy, to Examine the Impacts of Pathogens and Everyday Events on the Human Gut Microbiome
    The human gut microbiome is often associated with ‘good bacteria’ in marketing campaigns for dietary supplements, probiotic drinks, and fermented foods. Yet, the dynamic and complex community of microbes that make up the gut microbiome...
    Lesson
    3136

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    367

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    Developing Decolonial Consciousness in Biology Students Through Critical Reflection Assignments
    There is a growing call to decolonize curricula in academia, including in scientific disciplines. In the biology classroom, this includes highlighting a diverse array of scientists and illuminating injustice and exploitation carried out by...
    Lesson
    1151

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    165

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    Using Musical Instruments to Model Negative Feedback in the Hypothalamo-Pituitary-Target Gland Axes
    Homeostasis and negative feedback are crucial, yet difficult, concepts for undergraduates, particularly in the context of the hypothalamo-pituitary axes. This interactive activity was designed to (1) reveal how negative feedback can restore...
    Lesson
    3762

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    285

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    Fragile States: A Case Study Exploring Genetics, Molecular Biology, and Biochemistry Through the Lens of Fragile X Syndrome
    This case aims to strengthen students’ understanding of molecular biology concepts through study of Fragile X Syndrome (FXS). Students begin by learning the cause and phenotypes of FXS and related conditions. Students then apply genetics...
    Lesson
    3157

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    458

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    Small Organisms with Big Consequences: Understanding the Microbial World Around Us
    Creating a hands-on lab that conveys important information while simultaneously allowing for student autonomy can be difficult. This is particularly true for the field of microbiology, in which labs often rely on “recipe-style”...
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    Fly Exercise: A Simple Experiment to Test the Physiological Effects of Exercise on a Model Organism
    Model organisms are commonly used to study and experimentally explore biological processes in ways that are technically or ethically not possible in humans. For this reason, model organisms are an essential component of scientific research and...
    Lesson
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    60

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    Environmental Injustice: When the Grass is Greener on the Other Side
    Environmental pollution is a global threat that is especially prevalent in heavily industrialized and urbanized areas. Pollution can be found in many forms, such as natural and synthetic pollutants from natural and anthropogenic processes. These...
    Lesson
    2918

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    639

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    Biodiversity Show and Tell: An Accessible Activity to Encourage Students to Explore the Tree of Life
    An appreciation of organismal diversity is a requirement for understanding evolution and ecology, and can serve as a source of amazement and wonder that inspires students to enjoy biology. However, biodiversity can be a challenging subject to...
    Lesson
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    750

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    Using Zebrafish in a Developmental Biology Lab Course to Explore Interactions Between Development and the Environment
    Important learning outcomes for biology students include the ability to develop experiments as well as pull together concepts across their coursework. The field of developmental biology, especially environmental influences on development...
    Lesson
    3549

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    263

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    SEAS CURE: Exploring Coral Biology Across Scales
    Complex biological concepts (like symbiosis and coral biology) that span multiple scales and cross disciplinary boundaries are often difficult for students to understand. This complexity is compounded by the challenges inherent to teaching and...
    Lesson
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    Discovering Prokaryotic Gene Regulation by Building and Investigating a Computational Model of the lac Operon
    The ability to construct and reason through a biological system is an important skill to develop in science education. This level of understanding forces students to recognize the interrelatedness of components within a biological process and...
    Lesson
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    Student-Driven Design-and-Improve Modules to Explore the Effect of Plant Bioactive Compounds in Three Model Organisms
    Engaging and supporting introductory level students in authentic research experiences during required coursework is challenging. Plant bioactive compounds attract students' natural curiosity as they are found in many familiar items such as...
    Lesson
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    448

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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 maintained in an organism. The lac operon is a...
    Lesson
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    Using Student Perceptions and Cooperative Learning to Unpack Primary Literature on Global Change
    This case describes a three-part assignment in which students discuss key processes that regulate the stability and resilience of the Earth system and our increased risk of generating large-scale abrupt or irreversible environmental changes. Here,...

    Courses: EcologyEcology

    Teaching Tools and Strategies
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    The Pipeline CURE: An Iterative Approach to Introduce All Students to Research Throughout a Biology Curriculum
    Participation in research provides personal and professional benefits for undergraduates. However, some students face institutional barriers that prevent their entry into research, particularly those from underrepresented groups who may stand to...
    Lesson
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    Integrating Community Ecology Into the Study of Parasites: Exploring the Effect of Host Behavior on Parasite Transmission Rates
    Organismal life cycles are often presented as a set of facts to memorize in undergraduate biology courses. This approach is cognitively demanding for students and fails to convey how central life cycle diversity is in shaping ecological and...