CourseSource: Resources

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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 presents students with a compelling puzzle of a...

Courses: Genetics Science Process Skills

meiosismitosissex determinationAsexual reproductionParthenogenesis

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6253

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554

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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

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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

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A simple way for students to visualize cellular respiration: adapting the board game MousetrapTM to model complexity

Lecture-based introductory biology courses are typically content-heavy as instructors strive to provide students with foundational knowledge in a broad range of topics. One topic traditionally covered is cellular respiration, the series of...

Courses: Introductory Biology

ATPGlycolysisCellular RespirationElectron Transport ChainKrebs Cycle

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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 lesson, students expand their knowledge of human...

Courses: Bioinformatics Genetics Introductory Biology Science Process Skills

bioinformaticsautosomehomologous chromosomeshomologous recombinationsex chromosomesex determinationsex reversal mutations

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432

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65

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The Science and Ethics of Gene Drives: An Active Learning Lesson in Genetics

Coursework connecting biology to socially relevant issues and ethical questions can help students think about biology in interdisciplinary terms. Gene drives represent one topic involving both advanced biology concepts and societally relevant...

Courses: Genetics

bioethicsCRISPR/Cas9Genetic modificationGene drives

Teaching Tools and Strategies

1338

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Using Constructed Response Questions on High-Stakes Assessments in Large Classes With Limited Support

Large lecture courses often rely heavily, and sometimes exclusively, on Multiple Choice (MC) exams to assess student learning. Constructed Response (CR) questions, in which students generate their own answers, can provide more insight into student...

Courses: Genetics

assessmenttestexamLarge classconstructed responseshort answerscoring

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6521

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Mapping a Mutation to its Gene: The "Fly Lab" as a Modern Research Experience

Although genetics is an invaluable part of the undergraduate biology curriculum, it can be intimidating to students as well as instructors: Students must reduce their reliance on memorization and dive deep into quantitative analysis, and...

Courses: Biochemistry and Molecular Biology Bioinformatics Genetics Science Process Skills

geneticsbioinformaticsdrosophilachi-square analysiscomplementation mappingmode of inheritancethree-point mapping

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Real World Scenarios in Non-Majors Biology

Students in non-majors’ biology courses may not choose careers that require biology content knowledge; however, all will encounter science in their lives. We redesigned a non-majors introductory biology course to support students in...

Courses: Introductory Biology Science Process Skills

geneticsVaccinesScientific ProcessGMOsviruses

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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

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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 people have a predisposition to cancer and how that...

Courses: Genetics Science Process Skills

cancerInheritance patternsProbability calculationProto-oncogeneTumor Suppressor Gene

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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

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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 science. Using a current “hot topic” of...

Courses: Ecology Ecology Genetics Introductory Biology Science Process Skills

ecologyCommunity EcologyBt cornGenetic modificationMonarch butterflies

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189

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Exploring Biological Variation and the Value of Natural History Collections Using an Online Lesson

First-year science students in large-enrollment lecture courses are rarely given opportunities to contribute to science beyond their classroom as part of their curriculum. Meanwhile, natural history museums are eager to engage students and the...

Courses: Introductory Biology

natural historymuseumBiodiversityalgaeherbariumseaweedcitzen science

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Learning R for Biologists: A Mini Course Grab-Bag for Instructors

As biology becomes more data driven, teaching students data literacy skills has become central to biology curriculum. Despite a wealth of online resources that teach researchers how to use R, there are few that offer practical laboratory-based...

Courses: Anatomy-Physiology Bioinformatics Ecology Ecology Genetics