Search results for: “system”
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Investigation: Enzymes Activity with Catalase
Have you ever noticed that when you pour hydrogen peroxide on a wound, it bubbles? The reason is that bacteria and your own tissue contains an enzyme that breaks down the peroxide. Peroxide splits into a molecule of water and a molecule of oxygen, which causes the bubbles. In a series of tests, students observe…
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External Anatomy of the Grasshopper
Dissection guide for the grasshopper. Focuses on the external anatomy: legs, mouth parts, segments, includes a labeling and coloring.
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What Can Bird Beaks Tell You About Their Lifestyle?
Worksheet showing bird images where students determine their lifestyle based on the shape of their beaks and feet.
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Investigation: What Are the Different Types of Cells?
Students look at cells from different domains and kingdoms; compare the size of cells and how their structure and shape differ depending on their function.
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Case Study – Are Invading Bullfrogs Harmful?
Students follow a story about an ecologist and a student who are studying the population size of bullfrogs in California. These amphibians are considered an invasive species in that area and have been causing the decline of native species. Students learn concepts related to community interactions and learn one species can cause the decline…
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Investigation: Temperature and Fish Respiration Rate
Students investigate what happens to the respiration rate of a fish as the temperature is decreased. Analyze data and create a graph.
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Case Study – A Tiny Heart (old version)
Students examine the symptoms of a newborn baby who has a problem with his heart and suggest treatment options.
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AP Biology – Investigation on Genetics with Plants
A modified AP Lab where students learn to grow plants from a seed, cross pollinate plants and conduct an inquiry investigation about plant genetics.
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Color a Plant Cell and Identify Functions
Students learn the structures found in a plant cell by coloring them according to directions.