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Epigenetics 9:28 video explained by Hank using circus twin analogy.

Paul Andersen describes the major mutations found in the living world. He starts with an analogy comparing the information in DNA with the information in a recipe. Changes in the DNA can result in changes to the protein, like changes in the recipe can result in changes in the food. He describes the three major point mutations; substitutions, deletions and insertions. He also describes several chromosomal mutations.

2:44 video using factory analogy for vision loss

14 minute video using hot pocket analogy for the central dogma

2:45 video activation energy using snowman analogy

Analogy of organizing music for taxonomy, then works through classification for humans.

video 13 minutes 

Almost every cell in the human body has the same DNA sequence. So why is a heart cell different from a brain cell? Cells use their DNA code in different ways, depending on their jobs - just as the orchestra in this video can perform one piece of music in many different ways. The combination of changes in gene expression in a cell is called its epigenome.

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