This online tutorial explores these key questions: How does DNA encode the …
This online tutorial explores these key questions: How does DNA encode the characteristics of an organism?; In what different ways can mutations affect an organism?; How can a simple mutation end up having a major effect on the phenotype of an organism?; What does it mean to say that mutations are random?
This news brief from October 2010 examines new research that makes it …
This news brief from October 2010 examines new research that makes it clear that Tibetan highlanders have not just acclimated to their mountain home; evolutionary adaptations have equipped them with unique physiological mechanisms for dealing with low oxygen levels.
This news brief from December 2009 focuses on malaria. Malaria is normally …
This news brief from December 2009 focuses on malaria. Malaria is normally treatable, but now some strains are evolving resistance to our most effective drug. Students will find out how researchers and doctors are trying to control the evolution of the disease.
This news brief from April 2007 describes the genetics of lactose intolerance …
This news brief from April 2007 describes the genetics of lactose intolerance and how the trait is expressed in various human populations. This article includes a set of discussion and extension questions for use in class. It also includes hints about related lessons that might be used in conjunction with this one.
This news brief from February 2013 provides the evolutionary explanation for why …
This news brief from February 2013 provides the evolutionary explanation for why some vaccines provide lifelong protection with one or a few doses, but the flu requires a new shot every year. This article includes a set of discussion and extension questions for use in class. It also includes hints about related lessons that might be used in conjunction with this one.
This is a board game that simulates natural selection. In th simulation, …
This is a board game that simulates natural selection. In th simulation, students will look at the evolution of two traits, camoflauge in a prey population and visual acuity in predators.
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