QUBES will have scheduled maintenance work beginning on Wednesday, June 26, 2024, 4pm ET/1pm PT. The platform will operate normally for most of the day, except for an extended outage period lasting no more than 4 hours. All running tool sessions will expire during the maintenance window. Please plan accordingly and we do apologize for any inconvenience. close

Text Search:
Applied Filters
    2015-Sivakumar-EtAl-Approximate Analytical Expression of Concentrations in a Kinetic Model for Biogas Generation from Banana Waste
    The initial value problem in a kinetic model for biogas generation from banana waste is discussed. The model involves the system of non-linear differential equations which has variety of non-linear...
    93

    views

    35

    downloads

    0

    comments

    0

    adaptations

    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.
    90

    views

    40

    downloads

    0

    comments

    0

    adaptations

    Reflective Writing - 2-page handout & Teaching Notes
    This activity introduces the research showing a benefit of reflective writing, and then uses a modified version of the prompt from Park et al. to provide practice. Includes Teaching Notes.
    1030

    views

    370

    downloads

    0

    comments

    0

    adaptations

    Human Activity and Soil Hostility
    The composition of soil can be broken down to a mixture of both abiotic and biotic matter. This composition can include animal waste, minerals, water, and even air. The complex nature of soil...

    Keywords: soil science

    248

    views

    59

    downloads

    0

    comments

    0

    adaptations

    Simple, Accessible River-Based Field Investigation of Riverine Microplastics
    Scientists have discovered that microplastic pollution is ubiquitous in the environment, but the small size of these microscopic pollutants prohibits most people from recognizing their prevalence....
    649

    views

    440

    downloads

    0

    comments

    0

    adaptations

    The Legacy of Redlining in Oakland, CA
    The issues of redlining and environmental justice will be introduced and used as a framework for a number of topics in the third part of the semester in a non-majors Environmental Science course.
    1132

    views

    1897

    downloads

    0

    comments

    0

    adaptations

    My Fish Tank: An Active Learning Activity for Bacterial Nitrogen Metabolism
    This active learning activity introduces students to the second part of the nitrogen cycle, nitrification. In terrestrial and aquatic environments, bacteria from the Nitrosomonas and Nitrobacter...
    755

    views

    84

    downloads

    0

    comments

    0

    adaptations

    3-070-FallingInWater-ModelingScenario
    We model a small canister with ballast to keep it vertical as it falls through water in a graduated cylinder filled with water. We suggest several models in terms of resistance due to the media and...
    212

    views

    156

    downloads

    0

    comments

    0

    adaptations

    Water Quality Investigation (Project EDDIE)
    This multi-part module aims to help you learn about water quality implications by understanding the variability of concentrations of nitrate in stream water through the evaluation of real-time data...
    1373

    views

    588

    downloads

    5

    comments

    0

    adaptations

    1-165-FlushToilet-ModelingScenario
    This activity analyzes the spread of a technological innovation using the Bass Model from Economics. The equation is a first-order, two-parameter separable equation and the solution has a...
    235

    views

    286

    downloads

    0

    comments

    0

    adaptations

    Teaching Cancer Biology Through a Lens of Social Justice
    The biology classroom is not separate from the greater context of society; social issues can and should be presented in connection with the content. Here we present an example of antiracist...
    4445

    views

    668

    downloads

    0

    comments

    0

    adaptations

    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...
    2421

    views

    179

    downloads

    0

    comments

    0

    adaptations

    Advancing Global Learning Through a Collaborative Online International Learning (COIL) Module on the United Nations Sustainable Development Goals (UN SDGs)
    An increasingly interconnected world presents opportunities for globally relevant curricula in the classroom. Implementing collaborative online international learning (COIL) modules within...
    1947

    views

    169

    downloads

    0

    comments

    0

    adaptations

    Using a Primary Cell Culture Model to Study the Neural Extracellular Matrix
    The extracellular matrix (ECM) provides structural support to cells, but also has key roles in mediating cell adhesion, cell signaling, and differentiation. While this topic is discussed in the...
    1107

    views

    272

    downloads

    0

    comments

    0

    adaptations

    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...
    5918

    views

    167

    downloads

    0

    comments

    0

    adaptations

    Walkabout: An Easy to Use, Experiential Learning Activity for Applying Abstract Concepts to the Real-World
    Students can have difficulty recognizing examples of course concepts in the real-world. They particularly struggle with phenomena that are ambiguously defined, have mimics, or are hard to...
    5251

    views

    127

    downloads

    0

    comments

    0

    adaptations

    A Case Study for Teaching Toxicology: Using Whales as an Indicator for Environmental Health
    One of the challenges of teaching scientific courses is helping students understand research methods, biological models, and data analysis, which can be especially difficult in classes without a...
    2626

    views

    192

    downloads

    0

    comments

    0

    adaptations

    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...
    2515

    views

    200

    downloads

    0

    comments

    0

    adaptations

    Nanoparticles and Shrimp: An Interdisciplinary Lab Series in Chemistry and Biology for Undergraduate Engineering Students
    The parallels between engineering and science are vast, as both disciplines apply theory and inquiry to solve complex problems. In order to prepare students for interdisciplinary careers in STEM,...
    1468

    views

    164

    downloads

    0

    comments

    0

    adaptations

    Linking Genotype to Phenotype: The Effect of a Mutation in Gibberellic Acid Production on Plant Germination
    Basic concepts in genetics and plant development are often taught in lecture courses without a lab component. This approach provides students with the content knowledge, but fails to make...
    2397

    views

    547

    downloads

    0

    comments

    0

    adaptations