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What Does Your "Homunculus" Look Like?
Students investigate the density of touch receptors in various parts of the body. They discover how the body senses various stimuli, then maps a picture of the "homunculus" of the experimental subject.
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Who Is It?/Who Done It?
Young scholars conduct an experiment that allows them to assess individual differences in random DNA sequences and apply those differences when solving a forensic problem. After discussing the polymerase chain reaction and its use to...
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Genetics 5 Technology
Young scholars, after studying extraction and gel electrophoresis, recombinant DNA, transgenic organisms, and reproductive cloning, summarize the main concepts in DNA technology. They analyze the applications of DNA: forensics, medicine,...
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Lipid Worksheet
In this lipid worksheet, students answer questions about the structure and functions of lipids. They read about the three main lipids in the body including triglycerides, phospholipids and cholesterol and answer questions about each.
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Predicting the Growth of Microorganisms
Students determine where microorganisms might be found around their school. In this scientific investigation lesson, students collect cultures from various locations and place these in petri dishes. They incubate the cultures to see if...
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Graze Like a Cow
Students explore how a cow digests the grass they eat. In this science/math instructional activity, students compare the quality of forage. Additionally, students determine the effects of rangeland health on the production.
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Genetically-Modified Food
Students investigate the pros and cons of genetic engineering. They watch a short Bill Moyers video, conduct Internet research, create a poster, participate in a pro/con debate, and write an essay expressing their personal feelings on...
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Gaia: The Wisdom of the Earth
Learners are introduced to Gaia theory of natural homeostasis. They graph Earth's temperatures over time, construct terrariums or monitor the outdoor environment. Related videos titles are suggested, but may be outdated. The objectives...
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Cancer Treatments
Young scholars explore the different kinds of treatments available for cancer and what their dangers or side effects are. They discover how often patients get treated, and how expensive the treatments are.
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Describe the Perfect Pathogen
Students develop a pathogen based upon their knowledge of pathogens and after presenting it to the class, they then suggest ways that the pathogen might be combated. Next they identify possible physical or behavioral changes in a...
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Identification of Animals by Serum Electrophoresis
Learners compare their unknown serum against a set of known serum standards and determine the animal source of their serum. They write a lab report to communicate their results.
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Studying Living Organisms
Students are introduced to Hardy-Weinberg Equilibrium without recourse to algebra. After participating in this activity, students gain a feeling for the significance of the Hardy-Weinberg Equilibrium without using algebra.
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Strawberry DNA Extraction
Students explore the DNA of strawberries. In this science lesson, students extract the DNA of strawberries. Students complete a lab report.
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Cloning Animals and Plants: Any Difference?
Students examine the process in which plants and animals are cloned. They compare and contrast the two procedures and determine if there is a difference. They share their views on cloning to the class.
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A Spool Of Thread
Young scholars describe a spool of light colored thread that the teacher holds in his/her hands. They are asked what substances (cotton and wood) are present and what structures (thread and spool) are present. The teacher conclude that...
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Protein Synthesis Activities
Students compare the process of protein synthesis in an analogy. They simulate the process of protein synthesis kinesthetically using index cards and write a paragraph to explain the process.
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Multiple Alleles
Students observe models of the ABO blood system including erythrocytes, antigens, and antibodies. They investigate the antigens that result from certain allele combinations and move antibodies to determine whether agglutination occurs...
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Genetic Disorders with Cultural Roots: International Insects
Students recognize that certain populations have specific genetic disorders that could benefit or harm them in their environment, work out punnett square problems and infer offspring probabilities from results, and provide advantages and...
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Genetics 4 Mutations
Students identify and illustrate how changes in DNA cause mutations and evaluate the significance of these changes. They illustrate a chromosomal mutation such as duplication, deletion, inversion, and translocation.
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Evolution
Students research the theory of evolution and the controversy. In this evolution lesson students view a film on Charles Darwin then they write an essay about whether or not intelligent design should be taught in science class.
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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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Genetic Testing for Disease Susceptibility
Students explore how testing for particular genetic variations can help people to make decisions in lifestyle and health care choices. They analyze a Web-based case study, participate in class discussion, view video segments and...
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COMPARISON OF FOUR-, SIX-, AND EIGHT-bp CUTS IN CALF THYMUS DNA
High schoolers use this laboratory exercise, restriction enzymes to recognize a four-, six-, and eight-nucleotide sequence. Assuming that the four component nucleotides (A, C, T, G) are distributed randomly within a DNA molecule, then...
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X or Y- Does it Make a Difference?
Students examine the X and Y chromosomes. In this research lesson, students use the 5E lesson model as they read articles about human chromosomes then discuss their findings and opinions.
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