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Browse results: Genetics and Heredity

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RESOURCE	GRADE LEVEL	MEDIA TYPE
Blood Vessels Help Tumors Grow In this video segment, adapted from NOVA, Dr. Judah Folkman uses the scientific method to discover how cancer cells induce the formation of new blood vessels, which in turn nourish those cancer cells. Accessibility features: Caption	6-12	Video
Can We Slow Aging? In this video segment adapted from NOVA scienceNOW, scientists discuss a family of genes called FOXO that can significantly extend life span in worms—and in humans. Accessibility features: Caption	9-12	Video
The Common Genetic Code Paul Nurse describes his research that showed that humans share some genes with organisms as different from us as simple brewer's yeast. Footage from Secret of Life: "Immortal Thread." Accessibility features: Caption	9-12	Video
The Costs and Benefits of Treating Gene Defects In this video excerpt from NOVA, find out how whole genome sequencing saved the life of Alexis, a fraternal twin who was originally diagnosed with cerebral palsy but, in fact, had an even rarer genetic condition. Accessibility features: Caption	9-12	Video
Crime Scene Investigation This video segment from IdahoPTV's D4K explores the tools and forensic science that crime scene investigators use to collect evidence to help solve crimes, and study animals, archaeology and paleontology. Accessibility features: Caption, Transcript	4-6	Video
The Discovery of Penicillin This video segment adapted from A Science Odyssey tells the story of researcher Sir Alexander Fleming, whose luck and scientific reasoning led to the groundbreaking discovery of penicillin. Accessibility features: Caption	6-12	Video
DNA Separation Lab in the Classroom and in Real-World Research This video produced by WGBH features students in the Amgen-Bruce Wallace Biotechnology Lab Program preparing a recombinant DNA molecule, and examines how this work relates to the way real-life scientists approach similar work. Accessibility features: Caption	9-12	Video
Dolphin Reproductive Behavior This video segment from the Science and Technology Chat series focuses on dolphin pregnancy, birth, and care of the young, and features Atlantic bottlenose dolphins living in captivity at the Mirage Resort Dolphin Habitat. Accessibility features: Caption	3-12	Video
Electrophoresis and Gel Analysis In this animation produced by WGBH and Digizyme, Inc., see how molecules of DNA are separated using gel electrophoresis, and how this process enables scientists to compare the molecular variations of two or more DNA samples. Accessibility features: Caption	9-12	Video
Eluting Red Fluorescent Protein From the Column This video produced by WGBH demonstrates how to properly elute a red fluorescent protein after it has been bound in a chromatography column. Accessibility features: Caption	9-12	Video
Endocrine Disruptor Hypothesis Scientists discuss whether or not endocrine disrupting chemicals, which may cause birth defects and other health concerns, should be controlled in the absence of conclusive proof, in this video segment adapted from FRONTLINE: "Fooling with Nature." Accessibility features: Caption	6-12	Video
Epigenetics In this video segment adapted from NOVA scienceNOW, learn how what you eat, drink, or smoke may affect the instructions your epigenomes send to your genes, and as a result, change how your DNA is expressed. Accessibility features: Caption	9-12	Video
Ethanol Biofuel In this video segment adapted from NOVA, learn about one scientist's idea for using biotechnology to make ethanol a more efficient alternative to gasoline. Accessibility features: Caption	9-12	Video
The Ethics of Preimplantation Genetic Diagnosis In this video excerpt from NOVA, learn about the advantages, disadvantages, and ethical implications of preimplantation genetic diagnosis, or PGD, a technique used to screen embryos created through in vitro fertilization for diseases. Accessibility features: Caption	9-12	Video
Floral Arrangements Explore a few of the ways plants pollinate each other in this video segment from Sexual Encounters of a Floral Kind. Accessibility features: Audio Description, Caption, Transcript	6-12	Video
From the Cystic Fibrosis Gene to a Drug In this video excerpt from NOVA, find out how the discovery of a gene defect has led to the development of a new drug to treat patients with cystic fibrosis. Accessibility features: Caption	9-12	Video
From DNA to Protein This narrated animation schematically shows the process of protein synthesis. Adapted from Interactive NOVA: "Secret of Life." Accessibility features: Caption	9-12	Video
From Seed to Flower Watching plants grow is like watching paint dry: It happens so slowly that the changes are imperceptible from one moment to the next -- and yet the end results are dramatic. This video segment shows just how amazing plant development can be by depicting various phases of the process using time-lapse photography. Footage from NOVA: "The Shape of Things." Accessibility features: Caption	K-5	Video
Gene Control The development of creatures that appear to have nothing in common is directed by a surprisingly small number of genes. In this video segment, learn about the power of master control genes. Footage from The Secret of Life: "Birth, Sex & Death." Accessibility features: Audio Description, Caption	6-12	Video
Genetically Engineering the Avian Flu In this video segment adapted from NOVA scienceNOW, learn about a radical biotechnology experiment aimed at figuring out how to stop the avian flu virus. Accessibility features: Caption	9-12	Video
Genetic Engineering and Working with DNA In this animation produced by WGBH and Digizyme, Inc., see how bacterial plasmids are engineered to clone or express genes that code for proteins such as human insulin. Accessibility features: Caption	9-12	Video
Geneticist Pardis Sabeti In this video profile adapted from NOVA scienceNOW, learn about geneticist and rock musician Pardis Sabeti, whose innovative insights into natural selection demonstrated how beneficial mutations spread quickly through a population. Accessibility features: Caption	6-12	Video
Growing Bacterial Cultures This animation produced by WGBH and Digizyme, Inc. demonstrates the techniques researchers use to isolate transformed bacteria and expand their population in order to obtain large quantities of a protein of interest. Accessibility features: Caption	9-12	Video
How Cancer Cells Grow and Divide This animation from NOVA: "Battle in the War on Cancer: Breast Cancer" describes how oncogenes cause cancer and how cancerous cells can spread throughout the body. Accessibility features: Audio Description, Caption, Transcript	6-12	Video
How DNA Replicates This narrated animation from Interactive NOVA: "The Secret of Life" illustrates DNA replication. Accessibility features: Caption	9-12	Video
Human Chromosome 2 In this video segment adapted from NOVA: "Judgment Day: Intelligent Design on Trial," learn how modern genetics and molecular biology offer compelling support for evolution. The video features an interview with biologist Ken Miller. Accessibility features: Caption	6-12	Video
Human Genome Project This video segment from NOVA: "Cracking the Code of Life" looks at the meaning and significance of the effort to decode the human genome. Accessibility features: Audio Description, Caption	6-12	Video
Killer Microbe Learn how biotechnology is used to analyze the evolution of a formerly harmless bacterium into a highly drug-resistant and lethal pathogen in this video segment adapted from NOVA scienceNOW. Accessibility features: Caption	9-12	Video
Loading a Gel This video produced by WGBH provides step-by-step instructions for loading samples into an agarose gel. Accessibility features: Caption	9-12	Video
Loading a Micropipette This video produced by WGBH demonstrates how to load correctly a micropipette and dispense a solution. Accessibility features: Caption	9-12	Video
Longevity Genes What is the secret to a long life? Hear from scientists using biotechnology to analyze relationships between specific genes and longevity in this video segment adapted from NOVA scienceNOW. Accessibility features: Caption	9-12	Video
Lysing This video produced by WGBH provides step-by-step instructions for performing a lyses reaction to break open transformed cells. Accessibility features: Caption	9-12	Video
Making an Agarose Gel This video adapted from the University of Leicester demonstrates the step-by-step process of making and pouring an agarose gel, a key component in gel electrophoresis. Accessibility features: Caption	9-12	Video
Metamorphosis: Change of Plans All animals develop and grow over time. The animals in this video segment, however, undergo very dramatic changes on their way to adulthood -- a developmental process known as metamorphosis. Accessibility features: Audio Description, Caption, Transcript	K-5	Video
Migration of the Monarch This video segment from NOVA: "The Mystery of Animal Pathfinders" explores the migratorial exploits of monarch butterflies. Accessibility features: Caption, Transcript	3-8	Video
Mitosis This video segment, adapted from the Interactive Secret of Life videodisc, explains the stages of mitosis, the process of dividing equally a cell's massive jumble of DNA just prior to cell division. Accessibility features: Audio Description, Caption	6-12	Video
Mixing Two Solutions This video produced by WGBH provides step-by-step instructions on how to mix two sample solutions. Accessibility features: Caption	9-12	Video
Pellagra In this video segment adapted from A Science Odyssey, learn about pellagra, a mysterious and deadly disease that affected populations living in the American South in the early 20^th century, and how a scientist experimented to find a cure. Accessibility features: Caption	6-12	Video
Personal DNA Testing In this video segment adapted from NOVA scienceNOW, take a behind-the-scenes look at the process of personal DNA testing, and hear more about the innovative Personal Genome Project. Accessibility features: Caption	9-12	Video
Picking a Colony From a Plate This video produced by WGBH illustrates how to prepare an overnight culture of transformed E. coli cells. Accessibility features: Caption	9-12	Video
Plating This video produced by WGBH details the steps to plate transformed bacterial cells on an agar plate. Accessibility features: Caption	9-12	Video
Pouring an Agarose Gel This video produced by WGBH demonstrates the step-by-step process of pouring an agarose gel into a casting tray. Accessibility features: Caption	9-12	Video
Preparing a Column This video produced by WGBH shows a properly prepared column and demonstrates how to apply and run a solution. Accessibility features: Caption	9-12	Video
Primitive Insects of the Congaree Swamp In this video segment from NatureScene, observe dragonflies and mayflies near Cedar Creek at Congaree Swamp National Park. Accessibility features: Caption	3-8	Video
Producing Penicillin In this video segment adapted from A Science Odyssey, follow two scientists and their Nobel Prize-winning efforts to cure bacterial infections using penicillin. Accessibility features: Caption	5-12	Video
Protein Purification This animation produced by WGBH and Digizyme, Inc. demonstrates how a protein of interest is isolated from other contents in a transformed bacterial cell—a process called purification—using a lab technique called hydrophobic interaction chromatography. Accessibility features: Caption	9-12	Video
Protein Purification Lab in the Classroom and in Real-World Research This video produced by WGBH features students in the Amgen-Bruce Wallace Biotechnology Lab Program purifying a protein, and also examines the motivations people have for choosing a career in science. Accessibility features: Caption	9-12	Video
Recombinant DNA Lab in the Classroom and in Real-World Research This video produced by WGBH features students in the Amgen-Bruce Wallace Biotechnology Lab Program inserting a recombinant DNA molecule into bacterial cells, and illustrates how industry and academic scientists use the exact same techniques. Accessibility features: Caption	9-12	Video
Redwoods at Redwood National Park This video segment from NatureScene describes the characteristics of redwood trees at Redwood National Park. Accessibility features: Caption	3-8	Video
The Reproductive Role of Flowers In this video segment adapted from NOVA, learn about the critical role of flowers in seed plant reproductive biology. Accessibility features: Caption	6-12	Video
Reptiles of the Congaree Swamp In this video segment from NatureScene, discover some reptiles in the swamp forest ecosystem at Congaree Swamp National Park. Accessibility features: Caption	3-8	Video
Restoration of the American Chestnut This KET video segment from Kentucky Life describes how scientists control pollination of one of the few remaining American chestnut trees to develop blight resistant trees. Accessibility features: Caption	6-12	Video
Reverse Evolution Machine In this video adapted from KQED's QUEST, learn how scientist David Haussler is using biotechnology to reconstruct ancient genomes in an effort to find out how animals have evolved over time. Accessibility features: Caption	9-12	Video
RNAi Discovered In this video segment adapted from NOVA scienceNOW, learn how RNAi, a mechanism that has evolved in cells to prevent viral infection, was discovered and how it works. Accessibility features: Caption	9-12	Video
RNAi Therapy In this video segment adapted from NOVA scienceNOW, learn about RNAi's potential to treat a wide range of genetic and infectious diseases. Accessibility features: Caption	9-12	Video
The Role of Genetics in Obesity In this video segment from NOVA scienceNOW, meet researchers who are studying obesity and trying to understand the role that hormones and genetics can play in regulating appetite. Accessibility features: Caption	6-12	Video
Running an Agarose Gel This video adapted from the University of Leicester provides step-by-step instructions for loading samples into an agarose gel and then running the gel to separate DNA molecules according to their size. Accessibility features: Caption	9-12	Video
Should We Screen for Cancer Genes? In this video excerpt from NOVA, learn about the advantages, disadvantages, and ethical implications of screening for genes associated with diseases, including those linked to breast and ovarian cancers. Accessibility features: Caption	9-12	Video
Single-Celled Organisms This video segment explores the astounding diversity of the world's smallest life forms: single-celled organisms. Accessibility features: Audio Description, Caption, Transcript	6-12	Video
Stem Cells Breakthrough In this video segment adapted from NOVA scienceNOW, follow the scientific process that led to a revolutionary method for creating stem cells without the use of human embryos. Accessibility features: Caption	9-12	Video
The Structure of DNA This animation adapted from Garland Science Publishing takes a close look at the DNA double helix and its individual components, describing their chemical structures and how they function together to make the DNA molecule unique. Accessibility features: Caption	9-12	Video
Studying Antarctic Seals Learn firsthand from a young Antarctic researcher about a long-term study on the reproductive history of Weddell seals in this video segment adapted from WomenInAntarctica.com. Accessibility features: Caption	3-12	Video
Super Salmon This video segment from FRONTLINE/NOVA: "Harvest of Fear" explores genetic modification of salmon and possible consequences. Accessibility features: Caption	9-12	Video
Switching Genes On and Off This video segment adapted from NOVA reveals how "junk" DNA helped solve an evolutionary mystery: Why do certain species of fruit flies have wing spots while others don't? Accessibility features: Caption	8-12	Video
T. Rex Blood? Learn about the surprising finding of preserved soft tissue in dinosaur fossils—including possible blood vessels and red blood cells—in this video segment adapted from NOVA scienceNOW. Accessibility features: Caption	6-12	Video
Talking Bacteria In this video segment adapted from NOVA scienceNOW, microbiologist Bonnie Bassler shares her discovery that bacteria coordinate group activity by communicating through chemical signals. Accessibility features: Caption	6-12	Video
Transforming Bacteria This animation produced by WGBH and Digizyme, Inc. demonstrates the experimental technique used to introduce DNA plasmids inside bacterial cells, a process called bacterial transformation. Accessibility features: Caption	9-12	Video
Transforming Competent Cells Learn how to perform a bacterial transformation by splitting and mixing competent cells, and then adding a ligated plasmid in this video produced by WGBH. Accessibility features: Caption	9-12	Video
Unclogging a Column This video produced by WGBH demonstrates how to redistribute the resin in a column if there is particulate matter blocking the sieve. Accessibility features: Caption	9-12	Video
Using a Micropipette This video adapted from the University of Leicester demonstrates the proper use of different-sized micropipettes to measure precise volumes of liquid in the lab. Accessibility features: Caption	9-12	Video
Using an Electrophoresis Box This video produced by WGBH shows how to prepare an agarose gel for electrophoresis. Accessibility features: Caption	9-12	Video
West Nile Virus Outbreak in NYC Learn how doctors in both the veterinary and human health fields unraveled the mystery of the deadly West Nile virus outbreak in New York City in this video segment adapted from Rx for Survival. Accessibility features: Caption	6-12	Video
What Is a Supertaster? This video excerpt from NOVA scienceNOW looks at why some people are more sensitive to tastes than other people. Accessibility features: Caption, Transcript	6-12	Video
Working with Small Volumes This video from BenchFly.com demonstrates a lab technique that can be helpful when pipetting very small volumes of liquid. Accessibility features: Caption	9-12	Video