Curated OER
COMPARISON OF FOUR-, SIX-, AND EIGHT-bp CUTS IN CALF THYMUS DNA
Students 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 any...
Curated OER
Using Amino Acid Sequences to Show Evolutionary Relationships
Compare protein fragments, count amino acids, and use the information to explore common ancestry. The resource mentions a student worksheet, however, a separate printable worksheet is not provided. The exercises are written into the...
Curated OER
Controlling the Code: Molecules at Word
Young scholars investigate how cells determine which genes will be expressed and which will be silent. In this genetics lesson, students use on-line resources to complete a worksheet and gather information about gene regulation. Lesson...
Curated OER
Standard 4 Review Sheet-Genetics and Inheritance
For this genetics worksheet, students answer a variety of questions about inheritance, DNA, the genetic code, genes, sexual and asexual reproduction, mutations, protein synthesis and genetic engineering.
Curated OER
Building a Model DNA
Students explain the function of DNA in the body. In this biology lesson, students build a DNA model using simple materials. They demonstrate how bases pair up in the helix.
Curated OER
Science Lesson: Chocolate Flavored Cherries
Students are able to identify start and stop sequences in DNA. They are able to model using restriction enzyme and ligase to remove sections of DNA and reattach them. Students are introduced to the process of recombinat DNA through the...
Curated OER
Nucleic Acids and Protein Synthesis
Tenth graders complete a vocabulary assignment based on terms in the unit. They complete appropriate worksheets as each section of the unit is completed. They participate in classroom discussions. They construct a model of a DNA molecule.
Curated OER
Proteins
Students conduct a variety of experiments to explore protein. In this biology lesson, students solve a mystery by testing for the presence of glucose, protein starch and triglycerides. They explain how DNA transcription and translation...
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DNA Blueprint for Life
Students isolate DNA from different food sources. For this biology lesson, students research DNA extraction. They analyze DNA stands collected from the lab, and compare the differences between each.
Agriculture in the Classroom
Design 'Y'er Genes
How do changes in DNA affect an organism? Scholars explore chromosomes, genes, DNA, and mutations by modeling the DNA of a strawberry. They build a DNA model, then manipulate it to show how changing the genes transforms the strawberry...
Curated OER
What Does That DNA Molecule Really Look Like???
Students extract DNA from animal liver cells. They separate, collect and describe the appearance from the extracted DNA while role playing as an intern in a city's forensics.
Curated OER
Comparison of Four-, Six-, And Eight-bp Cuts in Calf Thymus Dna
Students investigate the use of restriction enzymes to recognize a four-, six-, and eight-nucleotide sequence. They utilize restrictive endonucleases to cut Thymus DNA and compare results by viewing the DNA fragments on Agarose Gel...
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Polymerase Chain Reaction and DNA Profiling
Learners examine DNA fingerprinting and polymerase chain reaction and how they are used in everyday life and for criminal investigations. They discover how these techniques can also be used to answer ecological and evolutionary questions.
Curated OER
Extraction of DNA from White Onion
High schoolers conduct lab test with minced onion to determine where chromosonal DNA is located within the cell, and whether or not it can be extracted.
Cornell University
The Making of Macromolecules
Compare and contrast macromolecules made from the same elements. Young scholars learn how the structure of a molecule has as much influence on a compound as the elements in the molecule. They experiment with molecular model kits to...
Curated OER
Using Amino Acid Sequences to Show Evolutionary Relationships
Junior biologists compare the amino acid sequences from fragments of five different globin molecules. They count the letter differences between each species pair. They construct a graphic representation of the evolutionary relationships...
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How Cells Duplicate and Why Where Something Can Go Wrong
Seventh graders explore the function of a cell and cell division. In this investigative lesson students construct a 3-D model of a DNA molecule.
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Constructing a Phylogenetic Tree
Students are given the opportunity to analyze DNA sequence differences between organisms in order to establish a reasonable picture of the evolutionary relationships between them (Phylogenetic Tree). In the simulation form they are...
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Designer Genes
Students view a video on DNA. They discuss mitosis, meiosis and fertilization. They use strips of paper to simulate fertilization and analyze the genotype and phenotype of the combined chromosomes.
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Physiological Adaptations
Students investigate the concepts of genetics and how it is tied to the variations found within different species and how it is tied to adaptations. They review the theory of evolution and factors found to help create variation. The...
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DNA Fingerprinting
Middle schoolers experiment with chromatography as a technique which is similar to electrophoresis that scientists use to identify DNA samples.
Curated OER
What Do Genes Look Like?
Seventh graders describe the basic structure of the DNA molecule. They identify what an inherited trait is and how it can be determined by one or more genes. Finally, 7th graders identify that plant and animal cells contain several...
Curated OER
Science: Designer genes
Students engineer new organisms using biotechnology. In small groups, they write procedures, list benefits and drawbacks, and explain how their new organism might affect the environment. After creating their new organisms, they present...
Curated OER
The Code of Life
Students study genes, DNA and medical research. They watch "The Code of Life" video and answer discussion questions regarding the transcription and translation of DNA and how errors in these processes and mutations in DNA can produce...