Text Search:
Applied Filters
    Targeting Infected Cells for Immune Defense
    This animation shows how a cell infected by a virus signals cytotoxic T cells to destroy itself.
    980

    views

    177

    downloads

    0

    comments

    1

    adaptations

    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.
    3584

    views

    403

    downloads

    0

    comments

    0

    adaptations

    Cardiac Output
    This module introduces Fick's principle in the context of understanding the cardiac output. It is intended for an introductory biology audience.
    974

    views

    194

    downloads

    0

    comments

    0

    adaptations

    Muscle Contraction
    This module introduces equations around muscle force in the context of understanding the Sliding Filament Model. It is intended for an introductory biology audience.
    777

    views

    145

    downloads

    0

    comments

    0

    adaptations

    Nastic Movements in Plants
    This module introduces an osmotic model in the context of understanding plants' capability of rapidly adapting to changes in their environment. It is intended for an introductory biology audience.
    1033

    views

    196

    downloads

    0

    comments

    0

    adaptations

    Osmoregulation
    This module introduces the osmotic work equation in the context of understanding osmoregulation. It is intended for an introductory biology audience.
    731

    views

    140

    downloads

    0

    comments

    0

    adaptations

    Phototropism and Gravitropism: Quantifying Stem Curvature in Plants Introduction
    This module introduces phototropism and gravitropism in the context of understanding how to quantify stem curvature of plants. It is intended for an introductory biology audience.
    1016

    views

    241

    downloads

    0

    comments

    0

    adaptations

    Quantitative Cytological Characteristics: Photorespiration
    This module introduces quantitative cytological characteristics in the context of understanding cell behavior under stress. It is intended for an introductory biology audience.
    776

    views

    167

    downloads

    0

    comments

    0

    adaptations

    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.
    1172

    views

    179

    downloads

    0

    comments

    0

    adaptations

    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.
    1075

    views

    197

    downloads

    0

    comments

    0

    adaptations

    Energy Absorbed from Light During Photosynthesis
    This module introduces how energy absorption from light is affected by the wavelengths in the context of understanding photosynthesis. It is intended for an introductory biology audience.
    1166

    views

    235

    downloads

    0

    comments

    0

    adaptations

    Introduction to Mathematical Modeling in Biotechnology, Cell Biology, and Physiology
    The course is a mathematical and computational exploration of five diverse areas of biology: human locomotion, gene sequence analysis, signal transduction pathways involved in cancer,...
    937

    views

    279

    downloads

    0

    comments

    0

    adaptations

    Figure of the Day - Ecology additions
    Used in an Integrated Biological Principles II Class (Intro to Ecology/Evolution/Physiology) at University of Richmond
    1375

    views

    224

    downloads

    0

    comments

    0

    adaptations

    Engaging Undergraduates in Mechanisms of Tubular Reabsorption and Secretion in the Mammalian Kidney
    If students fail to see the connections among physiological systems, they can become overwhelmed with the amount of information they need to learn. Some students have particular difficulty with the...
    1841

    views

    337

    downloads

    0

    comments

    0

    adaptations

    The Inside and Outside the Body
    The Inside and Outside the Body activity helps students develop a conceptual understanding of anatomical barriers such as skin and mucus membranes that separate internal cells and fluids from the...
    1844

    views

    272

    downloads

    0

    comments

    0

    adaptations

    What is a species? Using DNA barcodes to identify species and determine insect responses to global warming
    Combining ecology, molecular tools and physiology, students investigate insect adaptation to temperatures along tropical mountains. Students integrate species concepts, DNA barcoding and thermal...
    200

    views

    33

    downloads

    0

    comments

    0

    adaptations

    2004-Aldo_Rescigno-On the use of pharmacokinetic models
    In this paper I will define in a simple and logical way a set of useful pharmacokinetic parameters and show how their estimation depends on the assumed model.
    90

    views

    24

    downloads

    0

    comments

    0

    adaptations

    Coordinating Photosynthetic Activity: Circadian Rhythms
    This module introduces circadian rhythms in the context of understanding the ability of organisms to measure time. It is intended for an introductory biology audience.
    947

    views

    176

    downloads

    0

    comments

    0

    adaptations

    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...
    1071

    views

    528

    downloads

    0

    comments

    0

    adaptations

    How Do Kidneys Make Urine From Blood? Qualitative and Quantitative Approaches to Filtration, Secretion, Reabsorption, and Excretion
    The function of the kidneys is to help maintain a constant internal environment (homeostasis) by regulating the volume and chemical composition of the blood. This regulation occurs via three...
    4577

    views

    591

    downloads

    0

    comments

    0

    adaptations