CourseSource: Resources

Lesson

3408

views

1356

downloads

0

comments

Using the Cell Engineer/Detective Approach to Explore Cell Structure and Function

As instructors of introductory biology courses for majors and non-majors, we have struggled with teaching the concept of cell structure and function in an engaging way. However, this is a foundational concept that most biology instructors...

Courses: Cell Biology Introductory Biology Science Process Skills

cell functionCell StructureCellular diversityDynamic cellular functionOrganelle function

Lesson

5680

views

1171

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...

Courses: Cell Biology Genetics Introductory Biology

recombinationmeiosisDNA sequenceCrossingoverchromosome structureHolliday junctionhomology

Lesson

5354

views

702

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...

Courses: Biochemistry and Molecular Biology Introductory Biology

structure-functionEnzymeallosteric regulationcompetitive inhibitionfeedback inhibitionnoncompetitive inhibitionproductsubstrate

Lesson

1462

views

156

downloads

0

comments

The Developmental Origins of Mythology: A Pandemic-Inspired Innovative Developmental Biology Laboratory Exercise

From an experiential, hands-on perspective, the Developmental Biology Laboratory is easily amenable to a wide range of undergraduate-friendly experiments. Thus, pivoting to a virtual laboratory during the COVID-19 pandemic required significant...

Courses: Developmental Biology

gastrulationaxis formationlimb developmentchimeramidline

Lesson

1661

views

245

downloads

0

comments

Make It Stick: Teaching Gene Targeting with Ribbons and Fasteners

Manipulating gene expression is a commonly used tool to study the effect of a single gene or the hierarchy of gene networks in many different biological disciplines. When working with mice, the most commonly used techniques to manipulate genes...

Courses: Developmental Biology Genetics

mathematical modelhomologous recombinationCre/loxgene targeting

Lesson

3735

views

834

downloads

0

comments

Breaking Bricks: A Hands-On Model of Enzyme Kinetics and Inhibition

Enzyme kinetics and the impacts of inhibitors on the enzyme's maximal velocity and ability to bind substrates are important topics in cell biology and biochemistry. However, these topics can be difficult for students to grasp when instructed...

Courses: Biochemistry and Molecular Biology Cell Biology

kineticsEnzymecompetitive inhibition

Lesson

1493

views

161

downloads

0

comments

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 systems. In this lesson, we describe an activity taught...

Courses: Bioinformatics Microbiology Science Process Skills

quantitative biologyHIVmultiplicity of infectionPoisson DistributionPhysics for biologists

Lesson

6316

views

557

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...

Courses: Cell Biology Genetics Introductory Biology

meiosischiasma formationchromosome recombination

Lesson

1262

views

185

downloads

0

comments

Simulating Cortical Rotation, Axis Induction, and Experimental Embryology in Amphibian Embryos Using Clay Models

The study of development requires learners to understand spatially complex concepts like embryo anatomy. Embryo anatomy is dynamic over time, and it is often manipulated by researchers in experiments that are fundamental to the field. This spatial...

Courses: Developmental Biology

developmentXenopusfertilizationEmbryologyinductionSymmetry breakingOrganizerCortical rotationPatterning

Lesson

1908

views

644

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...

Courses: Biochemistry and Molecular Biology Genetics Introductory Biology Science Process Skills

PCRDNA replication

Lesson

1621

views

547

downloads

1

comments

Grow the Gradient: An interactive countercurrent multiplier game

The countercurrent multiplier of the loop of Henle in a mammalian kidney is a challenging concept for instructors to teach and for students to learn. We developed an interactive game to support student learning of this dynamic process with a team...

Courses: Anatomy-Physiology Introductory Biology

countercurrent multiplierexcretory systemkidneyloop of Henlemembrane transport

Lesson

2158

views

409

downloads

0

comments

Integrating Manipulatives and Animations to Visualize Holliday Junctions

The complex molecular architecture of Holliday junctions is often challenging for undergraduate biochemistry students to conceptualize. In particular, they have difficulty translating from two-dimensional, linear representations shown in textbooks...

Courses: Biochemistry and Molecular Biology Genetics

dna structureDNA damageDNA recombinationGene crossoverHolliday junction

Lesson

1688

views

314

downloads

0

comments

Understanding Host-Pathogen Interactions With the Use of Galleria mellonella

The Galleria mellonella; the larvae of the Greater Wax Moth, is a safe and effective means to study host-pathogen interactions in the undergraduate setting. The use of animal models in the teaching classroom provides an opportunity to discuss...

Courses: Immunology Microbiology

innate immunitybacterial pathogenesisHost-pathogen interactionsGalleria mellonellaVirulence

Lesson

3066

views

521

downloads

0

comments

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 misunderstandings, a lack of detailed comprehension...

Courses: Genetics Science Process Skills

PCR

Teaching Tools and Strategies

1218

views

131

downloads

0

comments

Undergraduates Learn Evolution Through Teaching Kindergartners About Blind Mexican Cavefish

The development and implementation of a scientific outreach activity comes with a number of challenges. A successful outreach event must match the sophistication of content to the audience, be engaging, expand the knowledge base for participants,...

Courses: Ecology Ecology Evolution Genetics Introductory Biology

Evolutionecologymorphologysensory biologycave biologycomparative biologyenvironmental differencesregressive lossstructure and function

Lesson

3036

views

407

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...

Courses: Biochemistry and Molecular Biology

Protein StructureEnzymes-Substrate InteractionsNoncovalent InteractionsGeometric ComplementaryElectronicsStereochemistrySerine Proteases

Lesson

1835

views

379

downloads

0

comments

Plotting Cranial and Spinal Nerve Pathways in a Human Anatomy Lab

Hands-on experiences with cadavers, animal dissections, or plastic models are effective at improving student learning and attitudes in human anatomy courses. The hands-on experience allows students to visualize and experiment with anatomical...

Courses: Anatomy-Physiology Science Process Skills

human anatomyNervous systemBrainCranial nerveNerveSpinal cordSpinal nerve

Teaching Tools and Strategies

2832

views

394

downloads

0

comments

The Flight Physics Concept Inventory: Reliably Evaluating Aerodynamic Lift, Drag and Associated (Naïve) Concepts of Flight in Class and In-Game

Students often struggle to transfer conceptual understanding from isolated instruction to a coherent mental model. This is especially true for the context of flight physics, fluid dynamics, or the concepts of aerodynamic lift, drag, stall, center...

Courses: Introductory Physics: Calculus-Based

active learninggamificationmisconceptionsaerodynamicsfluid dynamicsResearch-based assessment instrumentConceptual SurveyPRE-/POST-test

Teaching Tools and Strategies

1313

views

308

downloads

0

comments

Sanger Sequencing by Hand: Using Paper Clips to Demonstrate Chain Termination

Sanger sequencing is commonly taught with a hands-on approach. Sanger sequencing involves chain termination by dideoxynucleotides, because they are missing the oxygen on the 3’ carbon atom, which is required for the addition of subsequent...

Courses: Genetics

nucleotidessequencingDNAgel electrophoresisChain Termination

Lesson

1132

views

198

downloads

0

comments

It's a bird! It's a plane! It's biomechanics!

Biomechanics is a discipline that draws from physics and engineering principles to understand the movement and structure of living organisms. It is highly interdisciplinary in nature and can be incorporated into general biology and ecology...

Courses: Anatomy-Physiology Ecology Ecology Evolution