Curated OER
Cell Cycle, Mitosis and Meiosis
Seventh graders describe the processes involved in mitosis and meiosis. In this life science lesson, 7th graders create chromosome models using strings and beads. They play a jeopardy team game at the end of the unit to review concepts...
Curated OER
The Effect of Natural Selection on Genes, Traits and Individuals
Rotating through five stations, evolutionary biologists explore the question of how changes in DNA facilitate the changes in a population over time. High-quality, colorful cards of animals, skeletons, skulls, and DNA sequences can all be...
Curated OER
DNA Blueprint for Life
Students isolate DNA from different food sources. For this biology lesson, students research DNA extraction. They analyze DNA stands collected from the lab, and compare the differences between each.
Curated OER
Life in a Drop of Water
Students examine the structure, function, and characteristics of microscopic organisms that inhabit freshwater through collection of water samples and observation through microscopes.
Curated OER
Inquiry in Science Using an Animal Behavior Model
Young scholars observe a planaria without a microscope and with a stereoscopic microscope. They draw the planaria and describe its motion and eating habits. Students research planarias various body systems and behavior. They design an...
Curated OER
PARAMECIUM RESPONSES TO STIMIULI
Students design the test they use to examine, how the paramecium move, feed, and react to different types of stimuli such as a drop of vinegar. They conduct a lab experiment using a microscope.
Curated OER
Sea Urchin Embryology
Students explore the process of evolution. They examine examples of how homeotic genes may work and obtain gametes. Using a microscope, students observe the fertilization of sea urchins. They video tape the process and write a...
Curated OER
Mission Possible
Students, in teams, solve a crime using forensic lab techniques. They apply lab techniques to a real life situation using a crime scenario that takes place on campus. Sample activities include Blood, Fiber, and Hair Lab.
Curated OER
Science: Bees: An Interdisciplinary Approach
Students investigate the world of bees and describe their characteristics. by identifying the bees' parts, they demonstrate how these parts function. In the lab, students dissect bees and view the various parts under microscopes. ...
Curated OER
Investigation of Meiosis in Common Plants and Animals
Pupils witness various stages of mitosis through preparing onion root tip slides. With teacher guidance, they learn a great deal through the hands-on process of preparing the slides themselves.
Curated OER
Case Study Two: Shark Dissection
Students read an article on sharks prior to beginning a dissection lab. As part of the lab, students identify differences between the shark anatomy and human anatomy and hypothesize why those differences exist.
Curated OER
Elegant Embryology
Students observe embryogenesis in action through early stages of development of eggs. They observe cultures with dissecting and compound microscopes. They draw their egg, record any details and observe for changes. They compare their...
Curated OER
Bacteria Pool Party
Students investigate the organisms of bacteria. They are given a culture of bacteria that can be observed under a microscope. The students make observations that are recorded. The lesson includes the mention of specific safety...
Curated OER
Pollen Tube Growth
Learners demonstrate the proper usage of the compound and dissecting microscopes. They identify the parts of a flower and the functions of the flower parts. Students describe the process of gamete formation and fertilization in a flower.
Curated OER
Water Quality Monitoring
Young scholars study the water quality of a stream in their area, by measuring the temperature, pH, alkalinity and conductivity. They integrate biology with earth science when using the microscope to study the living organisms in the water.
Curated OER
Norman Suburban Activity
Students analyze the factors affecting organisms in the pond ecosystem. In this environmental science lesson, students perform an experiment to determine pH, nutrients and temperature of different pond sites. They present their result to...
Curated OER
Life in Extreme Environments - Lakes Under Ice
High schoolers collect chemical, physical, and biological data from a local lake throughout the year. In addition, students discuss the design of an experimental structure for water collection at several specific depths as well as assess...
Curated OER
Measuring the Effect of Adrenaline on the Heart Rate of Zebra Fish
Students investigate the heart beat of zebra fish in timed intervals. They record the heart beats and average three counts to display in their data tables. They repeat these steps increasing the adrenaline solution.
Curated OER
What Does My Bacteria Look Like?
Students identify Gram positive and Gram negative bacteria using staining techniques. Students research importance of identification of bacterial types in diagnosing bacterial diseases.
Carolina Biological Supply
Aquarium Equilibrium Demonstration
Sometimes equilibrium is a difficult concept for a beginning chemist to grasp. Here is a demonstration that helps them to visualize what is happening at a molecular level. Using two aquariums and different sizes of beakers to transfer...
Curated OER
Cell Division
High schoolers describe the cell cycle. They make a connection between DNA replication and cell division. Students describe the parts of the cell that participate in cell division and the steps of cell division.
Curated OER
What's The Big Deal About Accutane?
High schoolers take on the role of epidemiologists. They investigate an "outbreak" in serious birth defects that occur in infants born to teenage girls. students discover a link between the use of the acne drug called Accutane and birth...
Curated OER
Stream Chemistry Monitoring
Students become familiar with real-world gathering of chemical data. The experience how the science is done: the nature of analysis, data collection, interpretation, and presentation. They study a nearby body of water for their experiment.
Curated OER
Generation of Action Potentials in Nitella Giant Algal Cells
Students observe cytoplasmic streaming in Nitella cells. They examine the conduction of a wave of depolarization across other membranes, such as the axons of neurons. Students predict the effects of sending a small electric current...