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Pairing up to create proteins
Scientists studied ancient woolly mammoth DNA that had been freeze-dried in place, preserving it and retaining its shape. The researchers adapted a technique for studying the structures of chromosomes within a nucleus to determine which genes were turned on and off in the mammoth genome. In this activity, students will review what happens when genes are turned on by completing exercises that illustrate hypothetical DNA base pairing and simplified examples of transcription and translation.
Turning genes on and off
Scientists have been able to study genetic activity in an ancient woolly mammoth’s DNA, thanks to a new method. Learn about the research study and the preservation of the DNA while thinking through the implications of having certain genes turned on or off.
Organism Observations
Students will observe animal behavior via live camera feed and reflect on their observations. Then they will learn about how animal behaviorists use camera traps and field observations to infer meaning from animal behaviors.
A peek inside
Students will learn about the openVertebrate project and how it is digitizing vertebrate anatomy using CT scans. Then they’ll explore the archive, form a scientific question about one of the specimens and consider how to research that question.
Data on dwindling migratory species
Students will analyze and compare two graphs to summarize a recent report about animals protected by an international treaty called the Convention on the Conservation of Migratory Species of Wild Animals before discussing the possible next steps and limitations of the treaty.
The Tiny “Toad” of Many Crowns
Scientists in Brazil have just discovered a creature that claims two small but fierce titles: the smallest known vertebrate and the smallest known amphibian. This raindrop-sized vertebrate earned a rather misleading name for itself — the “flea toad.” Use metric units to make and compare measurements and learn the differences between toads and frogs before discussing the misleading nature of the amphibian’s name.
Doggie data
Scientists in the U.K. have mapped the life spans of different dog breeds and found surprising links to body size and nose shape. In this short activity, students can explore data about their favorite dog breeds in a furry fun research study
How an ant shook up an ecosystem
How can one tiny ant species cause a savanna-wide shift in the food web? Outline the cascading effects of the disruption of one mutual relationship and create graphs that highlight how an invasive species can have significant indirect effects on an ecosystem.
Analyze a clinical trial’s result
Patients with a genetic disorder that increases the risk of severe heart disease took a gene editing medicine called VERVE-101 in a clinical trial. Have students answer a set of graphical analysis questions to learn more about the trial’s outcomes and the scientists’ proposed next steps.
Horned reptiles may prefer to lie in wait
Horns grant advantages to some lizard species but can be a liability to others. Learn how differences in hunting styles might contribute to physical differences in lizard species. At the same time, answer questions about evolutionary trees and convergent evolution while considering the value of analogies in helping understand complex concepts.
Designing GMO Campaigns
Humans have modified organisms for millennia through selective breeding and other techniques. But only in the past few decades have people gained the ability to directly alter organisms’ DNA to create Genetically Modified Organisms (GMOs). GMOs can help advance fields such as medicine and agriculture. In this activity, students will learn more about GMOs and their uses before creating an awareness campaign to address GMO misconceptions.
Oodles of snoozes
Every little bit of rest counts. For a chinstrap penguin, about 10,000 brief snoozes each day can add up to more than 11 hours of rest. Learn how these animals adapted to their environment by managing to grab this much-needed shut-eye. And they do it without relaxing their guard. Then answer questions discussing the relationship between habitats, behavior and sleep patterns.