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Carnivorous Plants
Students examine how carnivorous plants get their nutrients from animals. In this food web activity students examine how the plants attract their prey and are given many onilne sources to research.
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New Production Method Uses Far Less Energy Than It Creates
Twelfth graders explore the usage of alcohol fuel. In this Current Events lesson, 12th graders research the issue of using this type of energy. Students complete a worksheet on their research.Â
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Restriction Digest + DNA Comparison
Students compare different DNA and run a gel electrophoresis. In this DNA lesson students complete a DNA activity that allows them to better understand its structure and function.Â
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Kernel Power" Ethanol Fuel from Corn
Students study why corn is a biodegradable, renewable resource. In this ethanol lesson students build models and observe a chemical reaction.
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Molecular Explorations
Students explain the processes for separating DNA from tissue and separating complex mixtures. In this exploratory lesson students complete a lab where they extract DNA. Â
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Gelatin and Enzyme Lab
Students observe the effectiveness of detergents on breaking down proteins. In this investigative instructional activity students participate in an activity that shows how proteins are broken down in gelatin and fill out a worksheet.Â
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Enzymes
Tenth graders test their saliva for enzyme activity. In this enzyme lesson, 10th graders conduct an experiment to test the enzymatic activity of their saliva. They relate the lack of certain digestive enzymes with alcoholism.
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Milk Makes Me Sick
High schoolers experiment with lactase to find out how milk sugar is broken down in the body. In this enzyme lesson, students use glucose strips to investigate the breakdown of lactose into glucose and galactose for milk digestion in the...
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The Chemistry Connection
For this proteins worksheet, students read about the chemical compound, protein. Kids determine where proteins are found in the body and how enzymes help the body react. Then students complete 3 short answer questions.
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Importance of Digestion
In this digestion worksheet, learners complete statements using researched information about digestion and the digestive system. Students also sketch several figures that relate to digestion.
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Testing for Catalase Activity
In this catalase activity, students read about how enzymes work in cells. Then students conduct an experiment to test for catalase activity in potatoes. This activity has 1 graph and 6 short answer questions.
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Conversion of Glucose to Fructose
In this enzymes worksheet, students conduct an experiment to show how enzymes can be used to convert glucose to fructose. This worksheet has 1 short answer question.
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Biochemistry Quiz
In this biochemistry activity, students review amino acids, proteins, lipids, and carbohydrates. This activity has 29 multiple choice, 8 fill in the blank, and 3 short answer questions.
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The Chemistry of Life
In this chemistry of life learning exercise, students will review key terms of plant cell structure and chemistry by reading 13 clues to complete the puzzle. Word bank is included.
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Chemistry
In this chemistry worksheet, students describe an atom, its parts, the charges of these parts, and atoms life functions. Then they explain what the octet rule states for the placements of electrons around the nucleus of an atom. Students...
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Your Digestive System
In this digestive system worksheet, 9th graders identify and explain any difference found in color of the mixtures in two glasses. Then they determine what enzyme was produced by glands in the mouth changing the starch in a chewed cracker.
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Staying Healthy
In this nutrition worksheets, students solve 6 word scrambles, 4 riddles, and complete 2 word puzzles about diet and nutrition.
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Math, Chemistry, and Food
Pupils explore the effects of chemical reactions when cooking. Using the Internet, they research enzymes and then mix jello. They examine their results and test enzyme activity by adding pineapple to the jello. Finally, they test their...
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Activity #7 Apple Color Change
Young scholars compare the different rates of reaction between an apple covered with vitamin C and an apple with no vitamin C. They compare the different rates of reaction between an apple placed in the sun and one not exposed to the...
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PROTOPLAST PRODUCTION
Students 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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Enzyme Activity: An Inquiry Based Approach
Students explore biochemical reactions mediated by enzymes in an inquiry approach. They are given two questions about the types of living materials that contain the enzymes that break down hydrogen peroxide, and under what conditions the...
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Temperature and Enzymes
Students compare the times it takes the milk in each of two cups to curdle. They are told that an enzyme that is added to the milk, rennin, is involved in the natural curdling process of milk. Students are asked to consider what...
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Catalase Enzyme
Young scholars design and conduct an experiment to test their ideas about how to speed up or slow down the rate of an enzyme-catalyzed reaction. They have access to an array of physical and chemical factors that might influence enzyme...
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Are Enzymes Specific for Their Substrates?
Students discover enzyme to substrate specificity. The experiment uses samples of glucose and lactose in combination with the enzyme lactase. Students observe the reaction between the lactose and the lactase; the lack of a reaction...