# Why Richard Dawkins' Selfish Gene theory is wrong | Denis Noble

Source: https://www.youtube.com/watch?v=70SDAcMl2gA
Recap page: https://rapidrecap.app/video/70SDAcMl2gA
Generated: 2026-01-29T16:45:51.107+00:00

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## Quick Overview

Denis Noble argues that the 20th-century gene-centric dogma of biology is fundamentally wrong, citing four main dogmas—the Central Dogma (DNA to RNA to Protein), the Weismann Barrier, DNA self-replication 'like a crystal,' and the separation of the replicator (DNA) from the vehicle (the body)—all of which he asserts are incorrect based on modern molecular evidence, especially regarding non-genetic contributions to the germline and the lack of correlation between single genes and complex diseases.

**Key Points:**
- The speaker asserts that the four main dogmas of 20th-century gene-centric biology are incorrect based on current molecular evidence, referencing a February 2024 Nature review supporting this.
- Dogma 1 (Central Dogma: DNA 	-> RNA -> PROTEINS) is incomplete because it does not account for organism editing and changing its genes via processes like RNA influencing DNA.
- Dogma 2 (Weismann Barrier) is refuted by evidence showing Control RNAs communicate body characteristics to germ cells via tiny vesicles, which Charles Darwin intuitively understood.
- Dogma 3 (DNA self-replicates 'like a crystal') is false because DNA self-replication is inaccurate in long genomes (like the 3 billion base pair human genome), requiring living cells for error correction.
- Dogma 4 (Replicator/DNA is separate from its vehicle/body) is refuted by the impossibility of self-replication in long genomes, meaning the replicator is not separate from its vehicle.
- The failure of genome sequencing to deliver cures for major diseases (cancer, diabetes, heart disease) over 20 years, as promised by Francis Collins in 1999, demonstrates the flawed gene-centric view.
- The proposed solution is shifting focus from genes to 'functional physiological networks,' emphasizing physiology as crucial to understanding living systems.

![Screenshot at 0:07: The speaker, Denis Noble, points to a slide listing the "SIMPLE PROOFS THAT 20TH CENTURY GENE-CENTRIC BIOLOGY IS WRONG," detailing the four dogmas he intends to dismantle.](https://ss.rapidrecap.app/screens/70SDAcMl2gA/00-00-07.jpg)

**Context:** The video features biologist Denis Noble challenging the foundational principles of gene-centric biology, often referred to as the 'selfish gene' theory popularized by Richard Dawkins. Noble presents four specific dogmas central to this view, arguing they have been overturned by recent scientific findings, particularly concerning epigenetics and complex disease etiology, as highlighted in a recent review in the journal Nature. He contrasts this historical model with the importance of functional physiological networks.

## Detailed Analysis

Denis Noble argues that the 20th-century gene-centric view of biology is incorrect, citing four main dogmas that have been disproven or shown to be incomplete. Dogma 1, the Central Dogma (DNA -> RNA -> PROTEINS), is insufficient because it fails to account for the organism's ability to edit and change its genes, a process that runs counter to the simple chemical fact presented. Dogma 2, the Weismann Barrier (which prevents somatic changes from affecting the germline), has been disproven by evidence showing Control RNAs communicate body characteristics to germ cells via tiny vesicles, a concept Noble notes Darwin intuitively grasped. Dogma 3, that DNA self-replicates 'like a crystal,' is inaccurate because long genomes, like the 3-billion base pair human genome, require the living cell's machinery for error correction; the self-replication process itself is too error-prone. Finally, Dogma 4, which posits that the replicator (DNA) is separate from its vehicle (the body), is invalidated because the impossibility of error-free self-replication in long genomes means the replicator cannot truly be separate from the cell's corrective mechanisms. Noble further supports his critique by pointing out that the massive promise of genome sequencing—to cure major diseases like cancer and diabetes within 10 years, as claimed by Francis Collins in 1999—has failed, with evidence showing that genetic scores do not strongly predict common diseases like cardiovascular disease. The conclusion is that physiology, not just genomics, must take precedence in understanding living systems.

### Critique of Gene-Centric Dogmas

- Dogma 1 (Central Dogma) is incomplete as it ignores organism editing; Dogma 2 (Weismann Barrier) is broken by Control RNA communication to germ cells; Dogma 3 (DNA self-replication 'like a crystal') fails due to inherent inaccuracy in long genomes requiring cellular correction; Dogma 4 (Replicator/Vehicle separation) is false because replicator cannot function without cellular correction.

### Failure of Genetic Promise

- Genome sequencing has not delivered cures for major diseases (cancer, diabetes, obesity, heart disease) as Francis Collins predicted within 10 years of the Human Genome Project's start.

### The Role of Physiology

- The correct interpretation of molecular evidence demands a shift in focus from genes to 'functional physiological networks,' meaning physiology must rescue genomics.

### Mechanism of Inheritance

- Control RNAs, packaged in tiny vesicles, communicate acquired body characteristics across the Weismann Barrier to the germ cells.

### The Need for Cellular Correction

- The human genome's 3 billion base pairs accumulate millions of errors during self-replication, necessitating constant, organized cellular correction mechanisms (like cut-and-paste enzymes) to maintain integrity.

![Screenshot at 0:06: The speaker gestures toward a slide listing the four central dogmas of 20th-century gene-centric biology that he claims are wrong.](https://ss.rapidrecap.app/screens/70SDAcMl2gA/00-00-06.jpg)
![Screenshot at 0:34: The slide highlights the failure of genome sequencing promises, quoting Francis Collins and noting that the genome does not 'create us, body and mind.'](https://ss.rapidrecap.app/screens/70SDAcMl2gA/00-00-34.jpg)
![Screenshot at 0:50: A graphic illustrating the structure of DNA, showing its four nucleotide bases \(A, T, G, C\) and defining the genome as 3 billion nucleotides in humans.](https://ss.rapidrecap.app/screens/70SDAcMl2gA/00-00-50.jpg)
![Screenshot at 2:52: The slide displaying the four dogmas is shown, emphasizing Dogma 1, which is being challenged as incomplete.](https://ss.rapidrecap.app/screens/70SDAcMl2gA/00-02-52.jpg)
![Screenshot at 13:42: The final slide asks, "So, what do we do now?" and suggests focusing on 'functional physiological networks' and physiology rather than just genes.](https://ss.rapidrecap.app/screens/70SDAcMl2gA/00-13-42.jpg)