--- title: "Meaning & Key Takeaway of: It is one of the more striking…" description: "\"It is one of the more striking generalizations of biochemistry - which surprisingly is hardly ever mentioned in the biochemical textbooks - that the tw..." image: "https://sms4smile.com/quotes/i/754/francis-crick-8439_acid_it-is-one-of-the-more-striking-generaliz_2967488.png" --- # It is one of the more striking generalizations of… ![“It is one of the more striking generalizations of biochemistry - which surprisingly is hardly ever mentioned in the biochemical textbooks - that the twenty amino acids and the four bases, are, with minor reservations, the same throughout Nature.” quote by Francis Crick](https://sms4smile.com/quotes/i/754/francis-crick-8439_acid_it-is-one-of-the-more-striking-generaliz_2967488.png) [Download](https://sms4smile.com/quotes/i/754/francis-crick-8439_acid_it-is-one-of-the-more-striking-generaliz_2967488.png) [Open image](https://sms4smile.com/quotes/i/754/francis-crick-8439_acid_it-is-one-of-the-more-striking-generaliz_2967488.png) > “It is one of the more striking generalizations of biochemistry - which surprisingly is hardly ever mentioned in the biochemical textbooks - that the twenty amino acids and the four bases, are, with minor reservations, the same throughout Nature.” [Francis Crick](https://sms4smile.com/quotes/author/francis-crick/) ## About This Quote This interpretation was drafted with AI assistance. It is one reading of the quote, not the author's own explanation. All twenty amino acids and four DNA bases are essentially identical across all living organisms, a universal biochemical code. **In simple terms:** The same building blocks are used everywhere in nature. Key Takeaway Recognize the shared molecular foundation of life. Themes biology universality chemistry Mood curious analytical Type scientific educational When to use this quote - research labs - education - comparative genomics - biotech development - medical diagnostics Key Concepts Molecular genetics evolutionary conservation Questions to Reflect On - How does this universality impact drug design? - What does it suggest about the origin of life? A Different Perspective Assumes no rare exceptions in extremophiles. ★ ★ ★ ★ ★ No ratings yet [Biochemistry](https://sms4smile.com/quotes/about/biochemistry/) [Evolution](https://sms4smile.com/quotes/about/evolution/) [Generalization](https://sms4smile.com/quotes/about/generalization/) [Nature](https://sms4smile.com/quotes/about/nature/) [Reservations](https://sms4smile.com/quotes/about/reservations/) [Twenties](https://sms4smile.com/quotes/about/twenties/) ## Related quotes > [“It is one of the striking generalizations of biochemistry—which surprisingly is hardly ever mentioned in the biochemical text-books—that the twenty amino acids and the…](https://sms4smile.com/quotes/francis-crick/it-is-one-of-the-striking-generalizations-of-biochemistry-which/) [Francis Crick](https://sms4smile.com/quotes/author/francis-crick/) > [Don't be afraid of hard work. Nothing worthwhile comes easily. Don't let others discourage you or tell you that you can't do it. 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