The DNA Discovery: A Breakthrough in Understanding Inheritance
ScienceScientific DiscoveriesThe discovery of the biological molecule responsible for inheritance in the mid-20th century was a major scientific breakthrough. This article explores the journey of scientists in unraveling the mystery of DNA and its structure, leading to a fundamental understanding of genetic information and inheritance.
The Debate: DNA vs. Protein
⚛️The debate centered around whether genes were made of DNA or protein, with protein initially being the favored option.
🔬Oswald Avery demonstrated that DNA can carry genetic information, leading to a shift in understanding.
🧬Watson and Crick believed genes were made of DNA and set out to solve the molecular structure of DNA.
The Double Helix Revelation
👩🔬Rosalind Franklin had to assert herself in a challenging scientific environment.
🔍Watson and Crick discovered Franklin's Photo 51, leading to the realization of the double helix structure of DNA.
🧬The model of DNA revealed the complementary nature of the bases, unlocking the understanding of how DNA works.
FAQ
Who initially favored the idea that genes were made of protein?
Protein was initially favored as the carrier of genetic information.
What led to the shift in understanding towards DNA as the carrier of genetic information?
Oswald Avery's demonstration that DNA can carry genetic information.
How did Watson and Crick contribute to the understanding of DNA?
They believed genes were made of DNA and solved the molecular structure of DNA, revealing the double helix.
What was the significance of Rosalind Franklin's contribution?
Her work, including Photo 51, led to the realization of the double helix structure of DNA.
What did the model of DNA reveal about its functioning?
The model revealed the complementary nature of the bases, shedding light on how DNA works.
Summary with Timestamps
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The discovery of the biological molecule responsible for inheritance in the mid-20th century was a major scientific breakthrough. This article explores the journey of scientists in unraveling the mystery of DNA and its structure, leading to a fundamental understanding of genetic information and inheritance.
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