Text Search:
Applied Filters
    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...
    3218

    views

    650

    downloads

    0

    comments

    0

    adaptations

    The Lecture-Free Classroom: Teaching students backward design and Bloom's Taxonomy to create their own learning environment
    We describe Presentation Enhanced Learning (PEL), a flexible, lecture-free, field-tested teaching format to promote problem-based, active learning in upper-division or graduate biological sciences...
    1118

    views

    2941

    downloads

    0

    comments

    0

    adaptations

    A Kinesthetic Modeling Activity to Teach PCR Fundamentals
    Most molecular biology and biological sciences students understand that the polymerase chain reaction (PCR) is used to amplify DNA. However, we have found that some students experience conceptual...

    Keywords: PCR

    2783

    views

    471

    downloads

    0

    comments

    0

    adaptations

    Building a Model of Tumorigenesis: A small group activity for a cancer biology/cell biology course
    The multistep nature of tumorigenesis is a foundational concept in the context of Cancer Biology. Many students do not appreciate the complex nature of cancer development nor do they understand how...
    1366

    views

    497

    downloads

    0

    comments

    0

    adaptations

    Exploration of the Human Genome by Investigation of Personalized SNPs
    Students often shy away from tedious bioinformatics approaches to exploring their genomes. However, in our expanding digital world these skills are some of the most relevant and valuable. To...
    1891

    views

    847

    downloads

    0

    comments

    0

    adaptations

    Infectious Chocolate Joy with a Side of Poissonian Statistics: An activity connecting life science students with subtle physics concepts
    Introductory physics courses are required for many programs in the life sciences, yet traditional curricula fail to help students meaningfully connect physical concepts with biological...
    1368

    views

    139

    downloads

    0

    comments

    0

    adaptations

    Using Undergraduate Molecular Biology Labs to Discover Targets of miRNAs in Humans
    Incorporating authentic research experiences into undergraduate labs, while shown to be particularly effective at engaging and retaining students in STEM majors, can be difficult to accomplish...
    1906

    views

    550

    downloads

    0

    comments

    0

    adaptations

    Why do Some People Inherit a Predisposition to Cancer? A small group activity on cancer genetics
    Before undergraduate students take a genetics course they generally know cancer has a genetic basis and involves the proliferation of cells; however, many are uncertain about why only a subset of...
    1763

    views

    449

    downloads

    0

    comments

    0

    adaptations

    You and Your Oral Microflora: Introducing non-biology majors to their “forgotten organ”
    With limited time available for laboratory activities, introductory science courses for non-science majors typically use the laboratory period to reinforce material that was previously presented...
    2220

    views

    274

    downloads

    0

    comments

    0

    adaptations

    Using Pathway Maps to Link Concepts, Peer Review, Primary Literature Searches and Data Assessment in Large Enrollment Classes: An example from teaching ecosystem ecology
    As with many other complex topics, teaching ecosystem ecology can be particularly difficult in terms of helping students understand the relationships between the various component parts. We...
    1251

    views

    491

    downloads

    0

    comments

    0

    adaptations

    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...
    1788

    views

    239

    downloads

    0

    comments

    0

    adaptations

    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...
    2600

    views

    621

    downloads

    0

    comments

    0

    adaptations

    Sex-specific differences in Meiosis: Real-world applications
    In traditional classrooms, students are typically presented with facts that they are asked to memorize and recall during an exam.  The rapid explosion of available scientific facts in recent...
    1554

    views

    454

    downloads

    0

    comments

    0

    adaptations

    Modeling the Research Process: Authentic human physiology research in a large non-majors course
    Laboratory experiences in large-enrollment introductory science courses often utilize “cookie-cutter style” laboratory experiences due to the relative simplicity of setting up the lab...
    1777

    views

    305

    downloads

    0

    comments

    0

    adaptations

    Homologous chromosomes? Exploring human sex chromosomes, sex determination and sex reversal using bioinformatics approaches
    Constructing a robust understanding of homologous chromosomes, sex chromosomes, and the particulate nature of genes is a notoriously difficult task for undergraduate biology students. In this...
    3251

    views

    662

    downloads

    0

    comments

    0

    adaptations

    Helping Students to Overcome STUMPS: Scientific terms undermined by meanings peripheral to science
    Many terms and phrases that are ubiquitous in everyday use have very different meanings in science. As a result, biology students often hold prior conceptions that are difficult to change. In this...
    666

    views

    112

    downloads

    1

    comments

    0

    adaptations

    Does it pose a threat? Investigating the impact of Bt corn on monarch butterflies
    Aspiring scientists know that a hallmark of science is that experiments are repeatable and testable.  However, students do not often get opportunities to explore the replicability of...
    1765

    views

    414

    downloads

    0

    comments

    0

    adaptations

    Coevolution or not? Crossbills, squirrels and pinecones
    This case reinforces the concept of coevolution as a reciprocal change in genetic structure between or among two or more populations, by having students analyze and interpret data, build a...
    2763

    views

    896

    downloads

    0

    comments

    0

    adaptations

    Bad Cell Reception? Using a cell part activity to help students appreciate cell biology, with an improved data plan and no loss in coverage
    With a veritable myriad of cell parts to cover, it is easy for educators to become locked into marathon presentations that become taxing for both the instructor and the students. While we hope and...
    1554

    views

    283

    downloads

    0

    comments

    0

    adaptations

    Why Meiosis Matters: The case of the fatherless snake
    A compelling reason to learn something can make all the difference in students’ motivation to learn it.  Motivation, in turn, is one of the key attitudes that drives learning.  This story...
    8852

    views

    1138

    downloads

    0

    comments

    0

    adaptations