---
title: "1 Biological evolution Quotes By Hermann Joseph Muller"
description: "1 Biological evolution quotes by Hermann Joseph Muller. Plus more from Hermann Joseph Muller and more Biological evolution sayings from other authors."
image: "https://sms4smile.com/quotes/i/27f/hermann-joseph-muller-60171_artificial_the-central-problem-of-biological-evolut_1712953.jpg"
---

> [The central problem of biological evolution is the nature of mutation, but hitherto the occurrence of this has been wholly refractory and impossible to influence by artificial means, although a control of it might obviously place the process of evolution…](https://sms4smile.com/quotes/hermann-joseph-muller/the-central-problem-of-biological-evolution-is-the-nature-of-mutation/)

[Hermann Joseph Muller](https://sms4smile.com/quotes/author/hermann-joseph-muller/)

[Image](https://sms4smile.com/quotes/i/27f/hermann-joseph-muller-60171_artificial_the-central-problem-of-biological-evolut_1712953.jpg)

## More by Hermann Joseph Muller

> [There is no permanent status quo in nature; all is the process of adjustment and readjustment, or else eventual failure. But man is the…](https://sms4smile.com/quotes/hermann-joseph-muller/there-is-no-permanent-status-quo-in-nature-all-is-the-process-of/)

[Hermann Joseph Muller](https://sms4smile.com/quotes/author/hermann-joseph-muller/)

> [To say that a man is made up of certain chemical elements is a satisfactory description only for those who intend to use him…](https://sms4smile.com/quotes/hermann-joseph-muller/to-say-that-a-man-is-made-up-of-certain-chemical-elements-is-a/)

[Hermann Joseph Muller](https://sms4smile.com/quotes/author/hermann-joseph-muller/)

> [The central problem of biological evolution is the nature of mutation, but hitherto the occurrence of this has been wholly refractory and impossible to…](https://sms4smile.com/quotes/hermann-joseph-muller/the-central-problem-of-biological-evolution-is-the-nature-of-mutation/)

[Hermann Joseph Muller](https://sms4smile.com/quotes/author/hermann-joseph-muller/)

> [Natural selection based on the differential multiplication of variant types cannot exist before there is material capable of replicating itself and its own variations,…](https://sms4smile.com/quotes/hermann-joseph-muller/natural-selection-based-on-the-differential-multiplication-of-variant/)

[Hermann Joseph Muller](https://sms4smile.com/quotes/author/hermann-joseph-muller/)

> [The gene as the basis of life.](https://sms4smile.com/quotes/hermann-joseph-muller/the-gene-as-the-basis-of-life/)

[Hermann Joseph Muller](https://sms4smile.com/quotes/author/hermann-joseph-muller/)

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