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Electron transport chain

Harvard Online · lecture · Watch on YouTube

Biology & biotechnology

What it is

A short Harvard Online animated lesson on how the mitochondrial electron transport chain works. It shows proton pumping and the machinery that drives ATP synthesis.

Why Hacker News recommends it

HN commenters share it to show how cells work as nanoscale machines, which many find mind-blowing.

  • 6 people recommended it
  • 5 different months
  • 0 strong recommendations
  • first 2020, last 2024

What HN commenters said

  1. “once you look at microbiology you cannot unsee that it looks just like a massive, complicated stochasticaly-driven computer”

    Cell biology machinery looks like a complicated computer.

    rantwasp, 2020-10 · Recommendation · in “Building a computer in Conway's game of life”

  2. “Molecular machines maintaining a proton gradient across the mitochondrial membrane.”

    jcims, 2020-11 · Recommendation · in “How the Coronavirus Hacks the Immune System”

  3. “Seeing the mechanical nature of gene transciption and chemical signaling blew my mind.”

    Animations showing the mechanical nature of cellular processes.

    anm89, 2020-11 · Recommendation · in “I should have loved biology”

  4. “An incredible story!”

    Story of electron transport and why we breathe oxygen.

    thanatos519, 2022-10 · Recommendation · in “How food powers the body's metabolism”

  5. “To get a flavour of the nanomachine aspect of it all, check out this video on electron transport across membranes”

    Shows the nanomachine nature of electron transport across membranes.

    enslavedrobot, 2023-02 · Recommendation · in “'artificial photosynthesis' claimed 10x more efficient”

  6. “Here is an animation of the Mitochondria in action.”

    Animation of proton pumping and ATP synthase in mitochondria.

    rawgabbit, 2024-11 · Recommendation · in “Mitochondria Are Alive”

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

Topics: mitochondria, electron transport chain, atp synthase, proton gradient, biochemistry

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