Text Search:
Applied Filters
    Lesson
    2818

    views

    736

    downloads

    0

    comments

    Electron Location, Location, Location: Understanding Biological Interactions
    Introductory Biology courses typically introduce the structure and function of biomolecules such as proteins and nucleic acids. To understand biomolecules fully, students require knowledge of fundamental chemistry concepts such as covalent...
    Lesson
    2958

    views

    347

    downloads

    0

    comments

    Serotonin in the Pocket: Non-covalent interactions and neurotransmitter binding
    This lesson introduces beginning biochemistry students to the concept of a biomolecule binding site, such as a neurotransmitter receptor site or an enzyme active site. A simple organic molecule, the neurotransmitter serotonin, is the focus of the...
    Lesson
    2024

    views

    513

    downloads

    0

    comments

    A Simple Method for Predicting a Molecule's Biological Properties From Its Polarity
    The distinction between very polar and less polar substances is a foundation of biochemistry, cell biology, and physiology; it surfaces in multiple concept inventories and elaborations of biological core concepts. However, in our experience, most...
    Lesson
    1859

    views

    625

    downloads

    0

    comments

    A Close-Up Look at PCR
    The Polymerase Chain Reaction (PCR) is a fundamental laboratory technique that allows for the amplification of many copies of a desired DNA target sequence. Despite its prevalence, undergraduate students often have poor comprehension about the...
    Teaching Tools and Strategies
    2450

    views

    207

    downloads

    0

    comments

    An Interactive Protocol for In-Classroom DNA Extraction
    Using commonly available materials, this tool allows students to extract DNA, exploring DNA chemistry and the principles of experimental design and execution. We take a “Choose Your Own Adventure” approach encouraging students to...
    Lesson
    1205

    views

    83

    downloads

    0

    comments

    Responsible and Ethical Conduct of Research: Instruction on Plagiarism
    Helping students understand where they should provide citations in research manuscripts is an essential aspect of training them in the responsible and ethical conduct of research. This Lesson comprises about 35 minutes of in-class work to help...
    Lesson
    3003

    views

    402

    downloads

    0

    comments

    It's a Substrate... It's a Protein...No - It's an Enzyme! Teaching Using 3D Serine Protease Physical Modeling Activities to Confront Misconceptions.
    Reported misconceptions of enzyme-substrate interactions highlight the necessity for better, targeted instructional tools and assessments. A series of active learning activities with corresponding three-dimensional (3D) physical models were...
    Lesson
    410

    views

    27

    downloads

    0

    comments

    Adapting a Traditional Laboratory Exercise to Become Inquiry Based: An Example With an Introductory Biology Lab in Diffusion
    Authentic research experiences are effective in fostering self-efficacy and increasing retention in STEM, particularly among minoritized student populations. Many instructors have sought to bring these to a wide range of students in the form of...
    Lesson
    6171

    views

    551

    downloads

    2

    comments

    Meiosis Remodeled: Inclusion of New Parts to Poppit Bead Models Enhances Understanding of Meiosis
    A long-standing tradition uses strings of poppit beads of different colors to model meiosis, especially to show how segments of paired homologous chromosomes are recombined. Our use of orthodontic latex bands to model cohesion of sister...
    Lesson
    3759

    views

    412

    downloads

    0

    comments

    Using Open-Source Bioinformatics and Visualization Tools to Explore the Structure and Function of SARS-CoV-2 Spike Protein
    The relationship between protein structure and function is a foundational concept in undergraduate biochemistry. We find this theme is best presented with assignments that encourage exploration and analysis. Here, we share a series of four...
    Lesson
    4164

    views

    625

    downloads

    0

    comments

    Using Bioinformatics and Molecular Visualization to Develop Student Hypotheses in a Malate Dehydrogenase Oriented CURE
    Developing student creativity and ability to develop a testable hypothesis represents a significant challenge in most laboratory courses. This lesson demonstrates how students use facets of molecular evolution and bioinformatics approaches...
    Lesson
    2289

    views

    223

    downloads

    0

    comments

    Sequences and Properties of Gluten Proteins From Different Grains: A Virtual-Friendly Protein Laboratory
    The COVID-19 pandemic has forced much university instruction into virtual modes. As a result, many laboratory courses have either dropped content altogether or replaced hands-on activities with simulations and “dry” labs. Our goal was...
    Lesson
    5225

    views

    687

    downloads

    0

    comments

    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 challenging for undergraduate students to...
    Lesson
    3848

    views

    206

    downloads

    0

    comments

    Isolation and Functional Analysis of a Pancreatic Enzyme in an Introductory Student Lab
    Structure and function are correlated at all levels of biology. This topic is typically addressed early in an undergraduate class in general or molecular biology before students have gained much skill or knowledge in molecular biology. However, an...
    Lesson
    2252

    views

    474

    downloads

    0

    comments

    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 lessons targeting PTEM at small scales (chemical,...
    Lesson
    5601

    views

    1152

    downloads

    3

    comments

    Meiosis: A Play in Three Acts, Starring DNA Sequence
    Meiosis is well known for being a sticky topic that appears repeatedly in biology curricula. We observe that a typical undergraduate biology major cannot correctly identify haploid and diploid cells or explain how and why chromosomes pair before...
    Teaching Tools and Strategies
    1180

    views

    147

    downloads

    0

    comments

    Lateral Transfer Maps as a Metacognitive Tool in First Year STEM Courses
    We introduce the Lateral Transfer Map (LTM), a tool for students to actively and visually explore the transfer of ideas, skills, and concepts across concurrent coursework. The LTM is an extension of a concept map, replacing interconnected concepts...
    Teaching Tools and Strategies
    1721

    views

    324

    downloads

    0

    comments

    SCIENCE/Fiction: Modular Template for Class Design
    We present a modular scaffold for designing an introductory seminar using speculative fiction and science papers to welcome university undergraduates to the biology major. A list of twelve possible topics is included, such as Memory, Parasites,...
    Lesson
    2784

    views

    677

    downloads

    0

    comments

    The Case of the Missing Strawberries: RFLP analysis
    While solving the fictional mystery of the missing strawberries, students are engaged in a guided-inquiry lesson featuring small-group and class discussions, hands-on activities, and laboratory exercises related to molecular genotyping by...
    Lesson
    3664

    views

    196

    downloads

    0

    comments

    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 crayfish chelae using a paired statistical design. Module...