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Food Safety and Quality Assurance
High schoolers identify and interpret how milk is processed and learn important concepts in food safety and quality assurance. They identify how milk is processed, the importance of food safety, and the quality assurance process....
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GPS Ecosystem (Ecotone) Scavenger Hunt
Students describe the characteristics of an ecotone. In this ecotone lesson, students pick out their area and describe the visual appearance, conditions, ecosystem, biodiversity, predators, prey, and trees in their ecotone. They create a...
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Nature of Science and Ecology
Learners identify the different biotic and abiotic components of an ecosystem. In this ecology lesson, students perform a case study on current environmental problems. They write a position statement about their chosen topic and share it...
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Macro-DNA: Doing DNA Fingerprinting and Gel Electrophoresis
Students create numbered DNA sequences by taping together the order of the sequence. They count the number of bases in their RFLP's and shade the boxes on their Gel Electrophoresis sheets that represent individual fragments. They...
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USING YEAST AS AN ULTRAVIOLET LIGHT MEASUREMENT TOOL
Learners realize the importance of organisms as standards of measurement and experimentation.The first lab is a simple survival curve that demonstrates the effects of UV light on cells. The second lab looks at repair mechanisms of the...
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Gene Regulation Mechanisms
Students explore genetics. They discuss how chromosomes and/or genes are regulated during the life of an organism. In a lab setting, students compare and contrast the genomic regulation of prokaryotic and eukaryotic cells using...
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Debates in Human Genetics
Students examine case studies involving human genetics. They research the case and determine possible problems to the issue. Students write essays supporting their opinion. They debate the ethical issues.
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How Genes Work Lesson Plan
Students define the key terms that are the structure and function of DNA. In this genetics lesson students complete a lab activity in which they construct a model DNA structure.
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GMOs: Should We Grow Them?
Students examine the ethics of biotechnology and genetically modifying various organisms. They complete various activities and labs on GMOs and then write a position paper regarding their individual opinions on the subject.
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PHENOTYPIC AND GENOTYPIC CHANGES IN BACTERIA
Young scholars use a rapid method to render the bacterium Escherichia coli "competent" in order to uptake plasmid DNA. They also have growth on the plain LB plates by the untransformed cells (which serve as controls). Students perform a...
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Phenotypic and Genotypic Changes in Bacteria
Students investigate a rapid method to render the bacterium Escherichia coli "competent" to uptake plasmid DNA. They demonstrate the phenotypic changes associated with transformation. They perform a cell resuspension from the...
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Human Body Systems: The Domino Effect
High schoolers create a domino course to represent different human body systems. They discover the systems relationship to each other and their functions. They answer questions to complete the lesson.
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ISOLATION OF DNA FROM ONION
Students perform a laboratory exercise designed to show how DNA can easily be extracted from onion cells. They conduct an optional test for the presence of DNA using standard lab equipment.
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Who Done It?
Students work in groups to solve various murder mysteries using DNA evidence to implicate suspects. Teams compete to solve the crimes the fastest, while using various scientific methods to accomplish their task.
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Cracking the Code - Cloning Paper Plasmid
Students explore the "genetic code." They observe how genes may be manipulated for genetic research, gene cloning, and genetic engineering. In a lab setting, students examine the mechanics involved in cutting and ligating DNAs into a...
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Antibiotic Resistance in E. coli
Young scholars discuss the antibiotic resistance of bacteria. They design an experiment to test the resistance of different strands of E. coli. They answer discussion questions to end the lesson.
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Effects of pH on Organic Molecules
Young scholars investigate the effects of an acid and a base on the structure of milk protein. They observe the changes to droplets of milk when adding ammonia and lemon juice and relate the changes to old, curdled milk. An extension...
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The Effects of Ultra-Violet Light on Yeast
High schoolers work in small groups collecting and analyzing data as they learn how to best grow yeast. This lesson allows students to conduct several student-created experiments as they continually generate questions and hypotheses. ...
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DNA Isolation
Learners use scientific methods to investigate the concept of DNA. They observe the DNA of human cheek cells. This is done with the use of a lab experience. Students record their observations and reflect upon on how each organism is...
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Transformation of E. coli with Antibiotic Resistance
High schoolers participate in an experiment in which they transform an E. coli cell. They discover how the genetic make-up of the cell can be changed by added foreign DNA. They answer questions to complete the lab.
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Analysis of Lobster Claw Function. An Exercise in Biomechanics
Students observe two chelae. They write three differences they observe in their notebooks. Students suggest a hypothesis which would explain these differences. They dissect the chela. Students analyze the lobster claw as a mechanical lever.
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Lake Pepperidge Farm
Students calculate proportions to determine the total population of Lake Pepperidge Farm. They collect a blind sample of fish and count the number of tagged and untagged fish. They collect data from all samples and record the data in a...
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Molecular Evolution in Plants
Students are using a paper chromatography study that is suitable for introductory biology. The absorption spectra studies and gel electrophoresis studies are appropriate for students who have complete both introductory biology and...