Tag: genes
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Why Don’t Elephants Get Cancer? – Peto’s Paradox
Looking for an engaging, real-world way to teach genetics, cancer biology, and evolution? This student-friendly article on why elephants rarely get cancer is a ready-to-use resource that brings abstract concepts to life using a fascinating biological mystery. This lesson centers on two powerful genes, TP53 (p53) and LIF6. Students explore how gene regulation, apoptosis, and…
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Color Mutant Homeobox Genes in Drosophila
Students color an image of a fruit fly showing the locations of Hox gene expression. Worksheet includes descriptions of known mutations, like Ubx and Antp.
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How Did the Cardinal Get His Red Feathers (CER)
Based on a study from Nature that examines the role of enzymes in red coloration. Enzyme pathway converts yellow carotenoids into red ketocarotenoids.
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DNA Lesson Using PTC as an Anchoring Phenomenon
Describes how using anchoring phenomenon can improve lessons on teaching DNA and how the sequence of DNA determines structure and function.
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Understanding the Evolution of Limbs in Snakes
Where did snakes come from? There’s a popular story about snakes in Ireland and how they were lead away by St. Patrick. From a science perspective, snakes likely never were in Ireland to begin with. Many islands don’t have snakes. Why? Because they haven’t had time to evolve there. The activity is adapted from Understanding…
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What Causes Mitochondrial Disease – CER
Describes genes in the nuclear DNA and in the mitochondrial DNA and proteins found in the inner membrane of the mitochondria. Mutations can lead to disorders.