Curated OER
Cell Organelles
Young scholars explore biology by researching living cells. In this living organism lesson, students participate in a role-playing activity in which all the young scholars in class form one plant cell by portraying specific parts of a...
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Investigation of Meiosis in Common Plants and Animals
Pupils witness various stages of mitosis through preparing onion root tip slides. With teacher guidance, they learn a great deal through the hands-on process of preparing the slides themselves.
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Michigan Ecosystems: The Web They Weave
Students examine the forest ecosystem and how all life in the forest depends upon itself. In this ecological lesson, students participate in a personal connections activity where someone pulls on a string and everyone feels it,...
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A Cell Is Like A City
Students create analogies that help them remember the cell parts as well as their respective functions.
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PROTOPLAST PRODUCTION
High schoolers are allowed to strip away the cell walls of plants cells (using enzymes) and then observe the resulting spherical protoplasts (plant cells minus the cell wall). They see that plants cells indeed have a plasma membrane in...
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Responding to Alcohol: What's Important?
Students examine the effects on motor functions in mice. They make observations and graph their data. They analyze the data and draw conclusions in each of the three experiments.
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Extraction of DNA from White Onion
Students conduct lab test with minced onion to determine where chromosonal DNA is located within the cell, and whether or not it can be extracted.
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JUST A MATTER OF TIME
Learners recognize the dynamic changes in themselves and in agriculture that have occurred through the years. They are shown pictures of a baby or students are asked to think of their little brothers or sisters or themselves in...
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Marketing the New Hybrids
Pupils work together to develop a hypothesis on the natural and applied hybridization of certain species in an ecosystem. Using the internet, they research this topic and read any recent articles or studies. They must note the opinions...
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Protoplast Production (Plant Cells Without Walls)
Students explore the spherical protoplasts of plants. Students observe that plant cells have a plasma membrane in addition to the cell wall. Students plasma membranes, solutes and organelles.
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The Birds and the Bees, and the Flowers and the Trees
High schoolers examine the roles in which animals play in the pollination of plants. They recognize that flowers have male and female sexes. Students describe cross pollination and propose reasons for cross pollination through narration...