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Up Next in S8: Genetics and DNA

  • Do Evolutionary Trees Show Evolution?

    Living things can be classified into nested categories, like mammals and vertebrates. Do these categories mean certain groups share the same evolutionary ancestors? Textbooks say so. To see whether that’s true, let’s think biblically and critically about the idea of evolutionary “family trees.”

  • How to Build an Evolutionary Tree

    Where do evolutionary “family trees” come from? What assumptions go into constructing them? And why do trees based on different assumptions often tell different stories? Find out in this episode, highlighting truths to remember when you see an evolutionary tree presented as fact in a textbook.

  • Human Chromosome 2 “Fusion”

    Is your second chromosome evidence for evolution? A popular evolutionary argument says chromosome 2 resulted when two chromosomes from an ape-like ancestor fused, explaining why chimps have more chromosomes than us. Let’s think through this claim and uncover the other side of the chromosome 2 story.

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