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Using a Controlled Experiment to Identify Two Unknown Plasmids
Student demonstrate knowledge of recombinant DNA techniques (restriction enzyme digest, gel electrophoresis, and staining gel). They demonstrate skills needed to complete a gel electrophoresis and interpret a stained gel. Pupils solve...
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Rates of Reactions end Enzymes
Introducing enzymes and the controlling factors of a reaction this slideshow displays the typical rate of reaction graph and labels the main sections. The summaries of ways to measure reaction rates are valuable and the examples of...
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Enzymes and Jell-O
Students test for the presence of enzymes in fruit and the specificity of those enzymes. They identify the susceptibility of enzymes to certain environmental factors such as temperature and pH in the enzymes environment.
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The Digestive System: An Overview
Middle schoolers label main structures of the digestive system, describe each structure's function, and describe sequence of events involved in digestion.
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Amylase
Students examine what amylase is and its history. For this digestive lesson students study the effect amylase has on starch and how temperature affects the rate of activity.
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Catalysts and Enzymes
Biochemists experiment with the oxothermic decomposition of hydrogen dioxide by adding manganese dioxide. They observe how pepsin enhances the action of acid on the digestion of egg white proteins. They use yeast to make bread rise. All...
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Enzymes
Tenth graders observe enzyme activity. They discuss the relationship between drug use and enzyme activity.
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Enzyme Action
Students work with models of substrates and of enzymes and test the digestion of lactose with lactase. They determine if digestion of lactose has or has not occurred.
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From One End to the Other
Seventh graders trace a piece of food through the digestive system. They describe the functions of the mouth, esophagus, stomach, etc.
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Animal Nutrition, Variations, Adaptations & Regulation
Information about digestion of various food components is given in this PowerPoint. The diets of herbivores and carnivores are compared, and there are many diagrams giving details of their digestive system specializations. The labelled...
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7.012 F’04 Problem Set 1 ~ Biology
Course identification information is included in the upper left corner as well as within the title of this learning exercise. If you overlook or remove that information, you are left with a tremendous college biology assignment. There...
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Enzyme Lab
Students examine the effects of specific enzymes on samples of liver tissue, muscle tissue (chicken), apples, and potatoes.
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Digestive System Quiz
For this digestive system worksheet, high schoolers answer 9 questions, 2 of which are multiple choice and 7 are short answer. Included are questions about the process of digestion and the structures of the digestive system.
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What Happens When You Eat?
Students explore digestion. In this Human Body lesson plan, students participate in six different activities pertaining to the Digestive System. Students gain understanding of digestion through experimentation and investigation. Students...
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Demonstration of Cheese-Making Enzyme Magic
Students watch a demo which is a modification of an enzyme lab which is done as a "magic show". It's primary purpose is to tickle the curiosity of the student and grab interest before discussion of enzymes. It is also used to stimulate...
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Gene Cloning Worksheet #1
In this gene cloning activity, students are given a gene sequence of DNA, plasmid DNA, 3 restriction enzymes, their cut patterns and a DNA ligase. They answer 6 questions about the results of using different restriction enzymes to cut...
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Small Intestine, Pancreas, Liver, and Gall Bladder
For this small intestine, pancreas, liver, and gall bladder worksheet, students fill in the blanks with information about these structures of digestion. Students research information about organ of the digestive system given.
Howard Hughes Medical Institute
Lactose Intolerance: Fact or Fiction
Around the world, about 2/3 of adult humans are lactose intolerant. Scholars work in small groups to discuss a few statements about lactose intolerance. Then, they watch a video on the topic and readdress each statement. Whole-class...
K12 Reader
Down the Hatch
After reading a short passage about the digestive system, kids demonstrate their understanding by responding to a series of comprehension questions.
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lambda DNA Fingerprinting Simulation
Students perform restriction digests on DNA samples from four individuals, and then search for similarities between the individuals by running the restriction fragments on an electrophoresis gel.
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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.
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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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Digestive System
In this digestive system worksheet, students answer a list of true/ false questions. The students answer questions based on their knowledge of each process of the digestive system.
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Forensic Files: A DNA Dilemma
Seventh-graders come in to science class to find a file on their desks detailing a crime to be solved! As a demonstration, you simulate the restriction of DNA samples and separate them by electrophoresis. From the gel, learners can...
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