Cornell University
Bacteria Take Over and Down
Bacteria outnumber all other forms of life on Earth. Scholars observe the growth of bacteria in petri dishes to understand their role in maintaining good health. Then, they observe the growth of bacteria after they introduce...
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Review for Strand 2A Test: Nervous System
Three pages containing 51 true and false questions make up this nervous system review. The major topics listed at the top of the test mention a film strip and a laboratory activity, but the questions appear to be answerable without...
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Moving Around
Convey the structure and function of muscles to your class with this PowerPoint. It explains how muscles are composed of bundles of cells and fibers, that there are three muscle types, and that contraction is either voluntary or...
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Using the Microscope
Learners demonstrate their ability to properly make observations using a compound microscope. They prepare an onion skin slide and focus on it in both low and high power. Then they measure the diameter of one of the cells.
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The Meaning of Genetic Variation
Students investigate variation in the beta globin gene by identifying base changes that do and do not alter function, and by using several Internet-based resources to consider the significance in different environments of the base...
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Biology: Understanding Cellular Organelles
Students distinguish the differences between Prokaryotic and Eukaryotic cells. Using microscopes, they examine a variety of plant and animal cells. Working in groups, they draw and label plant and animal cells and show the mathematical...
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The Euglena and Spirogyra
In this Euglena and Spirogyra instructional activity, students read about these two Protozoans and they answer fourteen questions about their specified structures and functions. They color a diagram of Euglena and Spirogyra and label...
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Genetic Vocabulary Review
In this genetics vocabulary instructional activity, students answer 13 multiple choice questions about the structure and function of genes.
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Prokaryote Coloring
In this prokaryote worksheet, students answer ten questions about prokaryote cells and they color a diagram of a simple bacteria cell and its structures.
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Controlling the Code: Molecules at Word
Young scholars investigate how cells determine which genes will be expressed and which will be silent. In this genetics lesson, students use on-line resources to complete a worksheet and gather information about gene regulation. Lesson...
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Biology: Genetics and Heredity
Seventh graders explore the connection between genetics and heredity by examining the cellular structure. Among the numerous activities to engage students are drawing DNA molecules, vocabulary puzzle sheets, and predicting possible...
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Health-Nervous System Review
In this nervous system worksheet, students are given seventeen clues about structures of the nervous system and they put their answers in a crossword puzzle.
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Tables
Students design a web page table with rows and columns of text in a gridded display. They write a HTML for integrated layout schemes of text and pictures. They create a table that has different colored cells.
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Staying Young with Vitamin E
Investigate how Vitamin E is used to prevent cell aging. Young scientists coat the surface of apples and bananas with oil, Vitamin E, and water. They place each in a petri dish and cover them to observe oxidation over time. They answer 8...
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TE Lesson: What's Dominant?
Students study the number of chromosomes in the body cells, sperm cells, and egg cells of humans. They define allele, and examine the difference between dominant and recessive alleles. They complete an activity with jelly beans that...
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Anatomy of a Virus
This PowerPoint summarizes details about the virus from the structure and reproduction methods to the different modes of infection. Various viral diseases of animals and plants, viroids, prions and genetic origins of viruses are...
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Translating Genetic Information
Students explore the process of translation. They determine the correct sequencing and present their strands to the class. In addition, they compare normal red blood cells to sickle cells and complete discussion questions.
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KARYOTYPE ALTERNATIVES
High schoolers comprehend that karyotyping is a process in which chromosomes are cut from an enlarged picture and arranged in decreasing order of size. The cells to be viewed are first chemically treated to increase the number of...
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Genetic Analysis
Students formulate a hypothesis regarding the validity of the current status of the Arizona Hedgehog cactus as a distinct variety of cactus. They design a procedure to isolate DNA from the tissue of plants, given a list of chemicals and...
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Investigating DNA
High schoolers engage in a variety of activities designed to facilitate the understanding of DNA. Activities include preparing human chromosome spreads, separating a mixture of dyes using gel electrophoresis and extracting DNA from onion...
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The Ladder of Life
Students explain the concepts of what DNA is and where it is located in a cell, identify the two types of molecules that make up the rungs of a DNA molecule and identify the two types of Purine and Pyrimidine molecules
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Operation Anitbody
Students identify the types of cells that are important in the immune system. They investigate the different mechanisms used by white blood cells as they protect the body from foreign invaders. Students are given five case studies,...
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Chromosome Karyotyping
High schoolers explore chromosome karyotyping. In this chromosome karyotyping lesson plan, students use a chromosome kit to explore chromosome syndromes and disorders. They also produce a large model of a cell with chromosome to simulate...
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ME402: Growth of Yeast
Students investigate the growth of yeast in a sugar solution. They verify the pressure of carbon dioxide using bromothymol blue. Students are asked to describe the difference between the contents of the test tubes used and to explain...
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