CourseSource: Resources

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The Three Sisters of Agriculture: An Active Learning Activity on Symbiotic Nitrogen Fixation

This active learning exercise introduces students to the plant microbiome and the contributions that bacteria make to plant growth and food production. The Three Sisters are an ancient indigenous practice in which three plant crops and the...

Courses: Microbiology

SymbiosisPlant microbiomeNitrogen fixationNutritional content of foodElectron flowSociety impact of microorganisms

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980

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122

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My Fish Tank: An Active Learning Activity for Bacterial Nitrogen Metabolism

This active learning activity introduces students to the second part of the nitrogen cycle, nitrification. In terrestrial and aquatic environments, bacteria from the Nitrosomonas and Nitrobacter genera oxidize ammonia first to nitrite (via a...

Courses: Biochemistry and Molecular Biology Ecology Ecology Microbiology

nitrogen cyclenitrificationnitrifying bacteria

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1355

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512

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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 addressed this challenge in a general ecology course by...

Courses: Ecology Ecology Introductory Biology Science Process Skills

energyecosystemNutrientsPathway

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18759

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406

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A flexible, multi-week approach to plant biology - How will plants respond to higher levels of CO₂?

To help introductory biology students understand how plants will respond to higher levels of CO2, we have created a multi-week module consisting of a series of four related laboratory lessons. These lessons allow students to make connections among...

Courses: Introductory Biology Plant Biology

statisticsplantsphotosynthesiscarbon dioxidecommunicating sciencegroup workResource AllocationRespirationStomata

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1458

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490

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Using Student Perceptions and Cooperative Learning to Unpack Primary Literature on Global Change

This case describes a three-part assignment in which students discuss key processes that regulate the stability and resilience of the Earth system and our increased risk of generating large-scale abrupt or irreversible environmental changes. Here,...

Courses: Ecology Ecology

global changeAnthropoceneEarth-systemplanetary boundary conceptthresholds

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3984

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415

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Using Place-Based Economically Relevant Organisms to Improve Student Understanding of the Roles of Carbon Dioxide, Sunlight, and Nutrients in Photosynthetic Organisms

Biology students require broad preparation for diverse careers including agriculture, natural resource management, and laboratory research. Concurrent with this need, employers are seeking applicants who have the scientific skills that allow them...

Courses: Cell Biology Ecology Ecology Introductory Biology Plant Biology

energyphotosynthesisbiomass

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809

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60

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Breaking It Down: What Factors Control Microbial Decomposition Rates?

Demonstrating and modeling changes in ecosystem processes in the laboratory classroom can be logistically difficult and expensive. This complexity often leaves little time for students to generate and test hypotheses. Yet, we must foster student...

Courses: Ecology Ecology Microbiology Science Process Skills

data analysishypothesis testingdata visualizationdata managementMicrobial RespirationDecompostionAbiotic ConditionsResults Communication

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2280

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475

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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,...

Courses: Ecology Ecology Introductory Biology

plantsenergyAnimalsfungimatterorganismal scale

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1805

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478

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Out of Your Seat and on Your Feet! An adaptable course-based research project in plant ecology for advanced students

University capstone projects can offer science students a rich research experience that illustrates the process of doing scientific research, and can also help students better choose future academic and career pathways. While capstone projects are...

Courses: Ecology Ecology Plant Biology Science Process Skills