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Molecular Approaches to Evolution
High schoolers examine the molecular studies of organisms that have led to a new era in their understanding of speciation and evolutionary relationships. Students study the allelic frequency of genes controlling specific molecules and...
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Respiration, Circulation, and Excretion
In this body systems worksheet, students place 11 vocabulary words into a word puzzle by matching the terms with their definition. The vocabulary words are review of the respiratory, circulatory, and urinary body systems.
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Breathing
In this breathing learning exercise, learners will review vocabulary words and topics relating to the lungs and the parts of the breathing system in humans. Students will explore how exercise effects the carbon dioxide that is exhaled....
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The Circulatory System
In this circulatory system worksheet, students review the functions of red blood cells, white blood cells, and platelets. Students label the parts of a human heart on a diagram. This worksheet has 4 short answer, 13 matching, and 9 true...
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Monsters of the Deep
Students describe major features of cold seep communities, and list at least five organisms typical of these communities. They infer probable trophic relationships among organisms typical of cold-seep communities.
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Meat, Poultry, Fish, Eggs: Constructing and Maintaining
Students investigate meat as a source that provides protein, iron and nutrients in the diet. They identify types of meat and their sources, complete a market survey, conduct a fried egg experiment, and prepare various recipes that...
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Structural Changes in a Protein
Students observe and manipulate the structure of a protein. They form an alpha helix, a beta sheet, and add disulfide bonds. They create a multimeric protein and compare their location with other students.
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From Restriction Maps to Cladograms
Pupils develop a matrix to determine the number of differences between each set of primate species. They determine closely related organisms then complete the cladogram and answer a set of questions.
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Malnutrition
Students attempt to find innovative ways to solve the problem of malnutrition.
They focus on finding workable and reasonable solutions, adoptable by any patient. Students enhance critical thinking to create an avenue by which...
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Blood and Lymph System
In this health worksheet, students look up the terms found in the word search based upon the subject of blood and lymphatic system.
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The Cardiovascular System
For this health worksheet, middle schoolers find the terms related to the cardiovascular system and the answers are found at the bottom of the page.
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Transition Elements
In this transition elements worksheet, students complete 10 fill in the blank statements about the properties of transition elements. Then students will match 10 elements with the use of that particular element.
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Blood: Transport and Protection
In this blood worksheet, students review what makes up blood: plasma, platelets, and red and white blood cells. Students also learn how the blood helps fight viruses, bacteria, and other foreign substances. This worksheet has 10 fill in...
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Internal Systems and Regulation
For this internal systems and regulation worksheet, students correctly decide if given statements are true or false. Students apply information learned about the circulatory system to the given statements to determine statements of truth...
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Le Chatelier's Principle
In this chemical equilibrium worksheet, students read about how additions to a system can shift the equilibrium. Students then apply the Le Chatelier's Principle to solve 5 problems.
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Periodic Table
In this periodic table worksheet, students characterize elements according to their group in the periodic table. This worksheet has 26 matching and 13 multiple choice questions.
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Biochemistry Detectives
Students explore the process of chemosynthesis and relate it to the biological communities in cold seeps. In this biochemistry lesson students interpret analyses of enzyme activity and draw inferences about organisms in cold seep...
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One Tough Worm
Young scholars explain the process of chemosynthesis and its relevance to biological communities. In this investigative lesson students discuss chemosynthetic communities, then in groups they are assigned a species and are to calculate...
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From the Gulf of Mexico to the Moons of Jupiter
Students compare deep ocean conditions to those found on the moons of Jupiter. In this Earth science lesson, students consider the possibilities and conditions needed to support simple life. Students examine the habitats and life found...
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Animals: Worms
Young scholars research the physical characteristics of mealworms and tubefex. In this worm lesson, students explore worms using a microscope. Young scholars search their environment for worms.
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How to Conquer a Genetic Disease
Students study the details of DNA restriction analysis and how RFLP's are used to locate genes on a map of DNA.
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This Old Tubeworm
Students explain the process and significance of chemosynthesis. They develop their own graphic based on data of a biological community. They estimate the age of a given species as well.
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Nuts & Bolts: is Classification, Arbitrary, Or Not?
Students, in groups, classify furniture, share their categories and rationales, then note how their different schemes vary, perfectly logical and useful, but completely arbitrary.
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Molecular Approaches to Evolution
Students are introduced to working with molecular data. The first activity does both simulated and original data are used to compare amino acid, protein or DNA differences to construct phylogenetic trees or cladograms. These activities...
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