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Why Women Are Stripey

Veritasium · explainer · Watch on YouTube

Evolution & geneticsBiology & biotechnology

What it is

Veritasium explains X-chromosome inactivation, where different cells in a woman's body switch off different X chromosomes, giving a mosaic pattern. It uses animation from the WEHI institute and connects to calico cat coloring.

Why Hacker News recommends it

Commenters point to it as the best short explanation of X inactivation and why calico cats and some human traits are mosaics.

  • 2 people recommended it
  • 2 different months
  • 1 strong recommendations
  • first 2015, last 2026

What HN commenters said

  1. “Veritasium has a fantastic video that discusses the genetics behind the random color patterns of calico cats”

    Genetics behind random calico cat color patterns.

    dacohenii, 2019-07 · Strong recommendation · in “Cat Colors”

  2. “Veritasium has a great episode on why women are stripey”

    Explains why women have stripey patterns from X inactivation.

    rndn, 2015-07 · Recommendation · in “How Can There Still Be a Sex Difference, Even When There Is No Sex Difference?”

Excerpts from Hacker News comments, linked to the originals. Summaries and labels were written by a language model from those comments.

Topics: epigenetics, x-chromosome, calico cats, genetics, mosaicism

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