Biology Junction
Chemistry
You matter—unless you multiply yourself by the speed of light squared, then you energy! Scholars learn about matter, energy, the elements and so much more using an informative presentation. Completing the included worksheet creates a...
Cold Spring Harbor Laboratory
Different Genes Are Active in Different Kinds of Cells
Personalized medicine prevents many trial-and-error scenarios when time counts the most. Learn how gene expression and screening genomes improves health outcomes in cancer patients, those with auto-immune disorders, and more. An online...
Kenan Fellows
How Much Energy Is That Anyway?
The fifth lesson plan in the six part series introduces units of energy including calories, Calories, and joules. Scholars determine the energy released when eating a snack and during activity.
Curated OER
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...
Curated OER
Gene to Protein
Mutation and auxotrophs are discussed. Next, the details of RNA transcription and how enzymes can control splicing and introns are given.
Curated OER
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.
Curated OER
Chemical Energy
In this science worksheet, students read about enzymes and nutrition. Students also answer 2 comprehension questions about the reading.
Curated OER
Digestive Process Begins
Take your class on a journey through the digestive track with this resource. The physical and chemical processes of digestion are detailed, along with the names of various structures and substances involved, but the processes of the...
Biology Junction
Cellular Respiration
Which food molecules must be present for cellular respiration to occur? Scholars view an informative presentation to better understand the process of cellular respiration. It details each step, focusing on the locations and the four main...
Biology Junction
Population Genetics
Genetic variation shows the health of a population, yet cheetahs show very little variation over that last 10,000 years. Scholars learn the importance of genetic variation in populations after viewing an informative presentation. It...
Beyond Benign
Exothermic and Endothermic Reactions
How can you tell the difference between endothermic and exothermic reactions? Chemistry scholars perform and observe two chemical reactions, measure the temperature throughout, then draw conclusions about changes in energy from their...
Howard Hughes Medical Institute
The Proteasome and Protein Regulation
What is a proteasome? Like tiny trash compactors inside cells, proteasomes turn worn-out proteins into reusable amino acids! Explore the topic with a presentation and embedded simulations. The resource includes a teacher's reference and...
Cold Spring Harbor Laboratory
DNA Is Packaged in a Chromosome
Roger Kornberg, the oldest son of two biochemists, won the 2006 Nobel Prize in Chemistry. Learn about Kornberg and his scientific research with an animation, videos, biography, and an applied problem-solving activity. A summary and...
Howard Hughes Medical Institute
Milk—How Sweet Is It?
Have you ever wondered why some people are lactose intolerant? Participants test simulated patients in a hands-on lab activity to find out! They learn about lactose intolerance by performing an experiment, analyzing data, and drawing...
Curated OER
Earth Science--Letter E
In this earth science worksheet, students find the words that are related to the letter "E" and the answers are seen by clicking the link at the bottom of the page.
Curated OER
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.
Curated OER
Lactose & Lactase
Students examine the characteristics of lactose and lactase. In this enzyme lesson students study the lactose in milk and its rate of dissolution.
Curated OER
Milk Makes Me Sick
Students 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 human...
Curated OER
The Chemistry Connection
For this proteins worksheet, students read about the chemical compound, protein. Students determine where proteins are found in the body and how enzymes help the body react. Then students complete 3 short answer questions.
Curated OER
Math, Chemistry, and Food
Students 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...
Curated OER
Applied Evolution: How Will We Get There from Here?
Learners explore the basic process of natural selection and how people can manipulate that process today. The consequences of natural selection on daily life and the implications of evolutionary biology in basic and applied science is...
Curated OER
Conversion of Glucose to Fructose
In this enzymes worksheet, learners conduct an experiment to show how enzymes can be used to convert glucose to fructose. This worksheet has 1 short answer question.
Curated OER
Polymerase Chain Reaction Activity
Students explain the importance and function of enzymes. They compare and contrast the processes of DNA replication and polymerase chain reactions. They practice using new vocabulary as well.
Curated OER
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...