Search results for: “system”
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Investigation: Modeling Diffusion
This inquiry investigation requires students to cut agar into 3 shapes (small, medium, large) and compare the rates of diffusion.
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Comparing Plant Cells
Students observe onion cells and elodea cells using the light microscope. Students compare structures found in each type of cell and create drawings.
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Observing Human Cheek Cells with a Microscope
In this lab, students use a toothpick to get a sample of cells from the insides of their cheek, stained with methylene blue.
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Population Biology with Paramecium
Activity illustrates the competitive exclusion principle by showing students how each population behaves when grown alone or when mixed together.
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Removal of the Frog’s Brain
This worksheet provides instruction for removing the brain and reveal the lower leg bones, which include the femur and the tibiofibula (fused tibia and fibula).
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Case Study – Investigation of Animal Behavior
The goal is for students to develop a basic understanding about how animal models are used to study behavior and how behavior can be explained from an evolutionary perspective.
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Case Study: Loggerhead Turtles and Population Models
Students explore population models by focusing on the reproductive strategy of sea turtles.
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Learn Transcription and Translation by Coloring
Graphic shows the process of transcription and translation. Color the parts of the model as your learn about them!
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Teaching Resources: Fetal Pig Dissection
Worksheet includes instructions for dissection with descriptions of the organs students will locate; includes diagrams to label.
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Frog Dissection Resources for High School Biology
This student guide (dissection manual) walks students through the frog dissection. Each step has a check box to help students focus and stay on track. Detailed descriptions of structures will help students locate organs with minimal help from the instructor.
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Student Guide to Frog External Anatomy
Lab handout over the external anatomy of the frog. Can be used as part of a frog dissection unit. Includes instructions and images to label.
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Can Bacteria Be Designed to Create Gasoline?
I’ve heard the term “biofuel” before, and that usually conjures up images of corn fields and ethanol. I recently attended a lecture at Washington University presented by Fuzhong Zhang. The title of the workshop was quite intimidating: “Synthetic Regulatory Systems for Dynamic Metabolic Pathways.” Teachers don’t just spend our summers lazing about at the pool!…
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How to Raise Isopods (Pillbugs) for Your Classroom
How to keep isopods, or pillbugs, in the classroom. Use a plastic container with soil, water beads, and a place to hide!
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Are Kids Out of Touch with Nature?
My students are suburban raised and have very little experience in the wild. After reading the article, “Give Childhood Back to Children,” I considered that playing outside not only helps kids learn social structures, it also allows them to explore nature.
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What is “Mastery” and Why is It Important?
Education leaders often talk about mastery. Here’s what it means to me and how I can assess whether students have mastered content.