Found 26 resources for:
random mutation
Adaptation to altitude
Grade Level(s):
- 9-12
- 13-16
Source:
- Smithsonian National Museum of Natural History
Resource type:
- Classroom activity
Time: Eight 50-minute class periods
Overview
In this set of sequenced lessons, students learn how to devise an experiment to test the difference between acclimation and adaptation; investigate how scientific arguments show support for natural selection in Tibetans; design an investigation using a simulation based on the Hardy-Weinberg principle to explore mechanisms of evolution; and devise a test for whether other groups of people have adapted to living at high altitudes.
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Evo in the news: A chink in HIV’s evolutionary armor
Grade Level(s):
- 9-12
- 13-16
- General
Source:
- UC Museum of Paleontology
Resource type:
- Evo in the News article
Time: 20 minutes
Overview
Medical researchers have spent billions of dollars and many decades trying to develop an HIV vaccine but have, thus far, failed. Why is an HIV vaccine so elusive? This news brief from March 2007 explains how HIV's rapid rate of evolution challenges medicine and describes a new discovery that may allow vaccine developers to sidestep that evolution.
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Evo in the news: A fish of a different color
Grade Level(s):
- 9-12
- 13-16
- General
Source:
- UC Museum of Paleontology
Resource type:
- Evo in the News article
Time: 15 minutes
Overview
This news brief, from February 2006, describes how a mutated zebrafish gene may help us understand human evolution and the genes underlying human skin color. Humans and zebrafish both inherited the same pigmentation gene from their common ancestor.
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Evo in the news: Another perspective on cancer
Grade Level(s):
- 9-12
- 13-16
- General
Source:
- UC Museum of Paleontology
Resource type:
- Evo in the News article
Time: 20 minutes
Overview
This news brief, from October of 2007, describes the evolutionary underpinnings of cancer. Recognizing cancer as a form of cellular evolution helps explain why a cure remains elusive and points the way toward new treatments.
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Evo in the news: Better biofuels through evolution
Grade Level(s):
- 9-12
- 13-16
- General
Source:
- UC Museum of Paleontology
Resource type:
- Evo in the News article
Time: 20 minutes
Overview
This news brief from April 2009 describes how synthetic biologists are using the process of directed evolution to improve the efficiency of biofuel production.
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Evo in the news: Cheating cheetahs prosper
Grade Level(s):
- 9-12
- 13-16
- General
Source:
- UC Museum of Paleontology
Resource type:
- Evo in the News article
Time: 15 minutes
Overview
Biologists have discovered that female cheetahs consistently seek out multiple mates. This news brief, from July 2007, explains how the evolutionary implications of this behavior may help conservation efforts targeting these endangered animals.
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Evo in the news: Evolution and the avian flu
Grade Level(s):
- 9-12
- 13-16
- General
Source:
- UC Museum of Paleontology
Resource type:
- Evo in the News article
Time: 10 minutes
Overview
This news brief, from November of 2005, describes the threat of avian flu. The stage is set for this virus to evolve into a strain that could cause a deadly global pandemic.
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Evo in the news: Evolution down under
Grade Level(s):
- 9-12
- 13-16
- General
Source:
- UC Museum of Paleontology
Resource type:
- Evo in the News article
Time: 20 minutes
Overview
This news brief, from September of 2008, describes an unusual contagious cancer currently decimating Tasmanian devil populations. Learn about the fascinating interplay between the evolution of the devils and the evolution of the disease.
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Evo in the news: Evolutionary evidence takes the stand
Grade Level(s):
- 9-12
- 13-16
- General
Source:
- UC Museum of Paleontology
Resource type:
- Evo in the News article
Time: 20 minutes
Overview
This news brief, from January of 2007, describes the role of phylogenetic evidence in a Libyan court case. Six medical workers have been convicted of injecting children with HIV-tainted blood - but the evolutionary history of the virus paints a different picture.
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Evo in the news: Genealogy enthusiasts mine DNA for clues to evolutionary history
Grade Level(s):
- 9-12
- 13-16
- Advanced
- General
Source:
- UC Museum of Paleontology
Resource type:
- Evo in the News article
Time: 15 minutes
Overview
This news brief, from November 2007, turns an evolutionary lens on businesses that use DNA for genealogy research and, in the process, illuminates what their genetic tests really track.
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Evo in the news: Ghosts of epidemics past
Grade Level(s):
- 9-12
- 13-16
- General
Source:
- UC Museum of Paleontology
Resource type:
- Evo in the News article
Time: 20 minutes
Overview
HIV and malaria both constitute global health threats, respectively affecting more than 30 million and 200 million people worldwide. This news brief from October 2008 describes new research that reveals an unexpected evolutionary link between the two.
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Evo in the news: Got lactase?
Grade Level(s):
- 9-12
- 13-16
- Advanced
- General
Source:
- UC Museum of Paleontology
Resource type:
- Evo in the News article
Time: 20 minutes
Overview
The ability to digest milk is a recent evolutionary innovation that has spread through some human populations. This news brief from April 2007 describes how evolution has allowed different human populations to take advantage of the nutritional possibilities of dairying and links evolution with the prevalence of lactose tolerance among people of different ethnicities.
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Evo in the news: HIV’s not-so-ancient history
Grade Level(s):
- 9-12
- 13-16
- Advanced
- General
Source:
- UC Museum of Paleontology
Resource type:
- Evo in the News article
Time: 20 minutes
Overview
First described in 1981, HIV is a distinctly modern disease. But for how long before its discovery did HIV lurk unnoticed in human populations? This news brief from November 2008 describes new research offering insight into when (and how) HIV got its start.
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Evo in the news: Hotspots for evolution
Grade Level(s):
- 9-12
- 13-16
- General
Source:
- UC Museum of Paleontology
Resource type:
- Evo in the News article
Time: 15 minutes
Overview
Why are there so many different species in the tropics? This news brief, from June 2006, suggests why: warmer weather may be linked to a quicker pace for evolution.
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Evo in the news: Livestock kick a drug habit
Grade Level(s):
- 9-12
- 13-16
- General
Source:
- UC Museum of Paleontology
Resource type:
- Evo in the News article
Time: 10 minutes
Overview
This news brief, from September of 2005, describes the FDA ban on the use of the antibiotic Baytril in poultry production. The decision was made in order to reduce the danger presented by the evolution of antibiotic resistant bacteria.
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Evo in the news: Quick evolution leads to quiet crickets
Grade Level(s):
- 9-12
- 13-16
- General
Source:
- UC Museum of Paleontology
Resource type:
- Evo in the News article
Time: 20 minutes
Overview
The tropical island of Kauai has always been a quiet place, but now it may be getting even more quiet. This news brief, from December 2006, reveals how Kauai's cricket population has evolved into a "chirpless" variety in just a few years.
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Evo in the news: Seeing the tree for the twigs
Grade Level(s):
- 9-12
- 13-16
- Advanced
- General
Source:
- UC Museum of Paleontology
Resource type:
- Evo in the News article
Time: 15 minutes
Overview
Recent research has revealed that, in at least some ways, chimpanzees have evolved more than humans have. This news brief from May 2007 delves into this finding further and, in the process, debunks common misperceptions of human evolution.
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Evo in the news: Superbug, super-fast evolution
Grade Level(s):
- 9-12
- 13-16
- General
Source:
- UC Museum of Paleontology
Resource type:
- Evo in the News article
Time: 20 minutes
Overview
Methicillin-resistant staph infections now contribute to more US deaths than does HIV. This news brief from April of 2008 explains the quirks of bacterial evolution that make them such a threat.
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Evolución 101
Grade Level(s):
- 9-12
- 13-16
- General
Source:
- UC Museum of Paleontology
Resource type:
- Article
Overview
¿Qué es la evolución y cómo funciona? Introducción a la evolución ofrece información detallada y práctica sobre los patrones y los mecanismos de la evolución.
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Evolution and Antibiotic Resistance
Grade Level(s):
- 9-12
- 13-16
Source:
- WGBH
Resource type:
- Classroom activity
Time: One to three class periods
Overview
Students learn why evolution is at the heart of a world health threat by investigating the increasing problem of antibiotic resistance in such menacing diseases as tuberculosis.
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Evolution connection: DNA replication
Grade Level(s):
- 13-16
Source:
- UC Museum of Paleontology
Resource type:
Time: 5 minutes
Overview
This short slide set explains the fidelity of DNA replication in evolutionary terms. Save the slide set to your computer to view the explanation and notes that go along with each slide.
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From the origin of life to the future of biotech: The work of Andy Ellington
Grade Level(s):
- 9-12
- 13-16
- General
Source:
- UC Museum of Paleontology
Resource type:
- Research profile
Time: 30-40 minutes
Overview
This research profile examines how scientist Andy Ellington has co-opted the power of artificial selection to construct new, useful molecules in his lab. The results of his work could help protect us from terrorist attacks and fight HIV and cancer.
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Mechanisms of evolution slide set
Grade Level(s):
- 13-16
Source:
- UC Museum of Paleontology
Resource type:
Time: 2 minutes
Overview
This set of three PowerPoint slides featuring personal response questions (i.e., multiple choice questions that can be used with "clicker" technology) can be incorporated into lectures on the mechanisms of evolution in order to actively engage students in thinking about evolution.
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Mejores biocombustibles gracias a la evolución
Grade Level(s):
- 9-12
- 13-16
- General
Source:
- UC Museum of Paleontology
Resource type:
- Evo in the News article
Time: 20 minutes
Overview
Actualmente, la mayoría de nosotros llenamos nuestro tanque de gasolina con combustibles fósiles, es decir, restos de plantas y animales que murieron muchos millones de años atrás y eventualmente se convirtieron en petróleo — pero, por supuesto, esto no puede perdurar para siempre. El petróleo es un recurso limitado y en algún momento se va a terminar. Para ayudar a solucionar este problema, muchos científicos, políticos, gente de negocios y ciudadanos preocupados han puesto sus esperanzas en los biocombustibles...
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Molecular genetics of color mutations in rock pocket mice
Grade Level(s):
- 13-16
Source:
- Howard Hughes Medical Institute
Resource type:
- Classroom activity
Time: 50 minutes
Overview
This lesson requires students to transcribe and translate portions of the wild-type and mutant rock pocket mouse Mc1r genes and compare sequences to identify the locations and types of mutations responsible for the coat color variation described in a short film.
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The Making of the Fittest: Natural Selection and Adaption
Grade Level(s):
- 6-8
- 9-12
- 13-16
- Student
Source:
- Howard Hughes Medical Institute
Resource type:
- Video
Time: 10 minutes
Overview
This 10-minute film describes the research of Dr. Michael Nachman and colleagues, whose work in the field and in the lab has documented and quantified physical and genetic evolutionary changes in rock pocket mouse populations.
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