Category: Evolution
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Why Can’t We Be Friends – Isolating Mechanisms
Are you teaching evolution, speciation, or mechanisms of reproductive isolation and need an engaging, ready-to-go resource? I’ve got you covered! Introducing “Why Can’t We Be Friends: Species Isolation Scenarios”, a student-friendly worksheet designed to help your class master the concepts of behavioral, geographic, and temporal isolating mechanisms. 🎯 What Are Isolating Mechanisms? In simple terms,…
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Data Analysis – Tool Use in Primates (CER)
Chimpanzees, capuchins, and long-tailed macaques use tools to crack the shells of nuts. They place the nut on a hard surface, like a flat rock, and strike it with a stone to crack the shell. These three primate species use different techniques. Chimpanzees and macaques crack the nuts while sitting, but the capuchin stands on…
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Create a Lion Phylogenetic Tree with Gene Sequences
Explore phylogenetic trees by examining DNA from different prides of lions in Africa.
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Explore the Evidence for Evolution
Discover the evidence of evolution with this worksheet. Explore fossil records, comparative anatomy, genetics to understand how species have evolved over time.
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Variation and Sexual Dichromatism in Parrots
Explore sexual dimorphism be examining data on parrot coloration and environment details, like predators, competition, and mate choice.
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Analyzing Data – Snake Detection Hypothesis (CER)
Explore the snake detection hypothesis by reading about a study and identify claim and evidence.
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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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The Beak of the Finch (HHMI) Video Worksheet
Video worksheet for “The Beak of the Finch” at HHMI Biointeractive. Includes questions that follow video and a graph to analyze.
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Exploring Phenotypic Plasticity in Arctic Foxes
Learn about arctic foxes and how they change color in the summer, a phenomenon called phenotypic plasticity.
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Compare Body Plans of Protostomes to Deuterostomes
Compare protostomes to deuterostomes, including details on the development of the blastula. Questions rely on students carefully examining the graphic.
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Explore Bunny Selection and Mutations with PHET
Students explore bunny selection with this PHET interactive activity. Observe bunny populations change in response to environmental conditions and predators.
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Invertebrate Diversity Lab Station Activity
Learn invertebrate diversity by setting up activity stations showcasing different phyla: Platyhelminthes, Nematoda, Porifera, Arthropoda, and Annelida.
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Constructing Cladograms: Fly and Heloderma
Use Google slides to construct a cladogram of flies lizards in the genus Heloderma.
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Mutations and Evolution in Aquatic Mammals
Students examine a phylogenetic tree that reveals mutations found in aquatic mammals as evidence of convergent evolution.
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Construct a Chordate Cladogram – Guided Learning
Students learn how to construct a cladogram with this guided learning activity that focuses on the chordate group.