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Rosalind Franklin and Maurice Wilkins took X-ray photographs of DNA that revealed the molecule was shaped like a?
A helix
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Rosalind Franklin and Maurice Wilkins took X-ray photographs of DNA that revealed the molecule was shaped like a .?
A helix
What did Rosalind Franklin's famous Photo 51 reveal about the structure of DNA?
Rosalind Franklin's Photo 51 revealed the helical structure of DNA, specifically showing the double helix shape of the molecule.
What role did Rosalind Franklin's photo 51 play in the discovery of the structure of DNA?
Rosalind Franklin's Photo 51 played a crucial role in the discovery of the structure of DNA by providing key evidence of the double helix structure. The image revealed the helical shape and dimensions of DNA, which was essential for James Watson and Francis Crick to develop their model of the DNA molecule.
What did Photo 51 reveal about the structure of DNA?
Photo 51, taken by Rosalind Franklin, revealed the helical structure of DNA, specifically showing the double helix shape of the molecule. This image provided crucial evidence for the understanding of DNA's structure and its role in genetics.
How did Rosalind Franklyn's work help us understand the shape of a DNA molecule?
Rosalind Franklin's work, particularly her X-ray diffraction images of DNA, provided crucial insights into the structure of the DNA molecule. Her famous Photo 51 revealed the helical shape of DNA and suggested its dimensions, which were pivotal in formulating the double helix model. Franklin's meticulous data and analysis laid the groundwork for Watson and Crick's subsequent discovery of the DNA structure, highlighting her essential role in this landmark scientific achievement.
Can you provide an explanation of the significance of Rosalind Franklin's Photo 51 in the discovery of the structure of DNA?
Rosalind Franklin's Photo 51 played a crucial role in the discovery of the structure of DNA by providing key evidence of its double helix structure. This image, captured through X-ray diffraction, revealed the helical nature of DNA and helped James Watson and Francis Crick develop their model of the DNA molecule. Franklin's work was instrumental in shaping our understanding of the genetic material that carries hereditary information.
Why did Rosalind Franklin laugh at Watson and Crick's first model?
Rosalind Franklin laughed at Watson and Crick's first model of DNA because it was overly simplistic and did not accurately represent the complex structure of DNA. She found their approach lacking in understanding the molecular details that her own X-ray diffraction images had revealed. Franklin's insights into the helical structure and dimensions of DNA were crucial, and she recognized that their model failed to capture the true intricacies of the molecule. Her laughter reflected her awareness of the shortcomings in their interpretation of the data.
Why did Rosalind Franklin laugh at Watson Cricks first model?
Rosalind Franklin laughed at Watson and Crick's first model of DNA because it was overly simplistic and did not accurately represent the complex structure of the DNA molecule. She believed their model failed to account for critical features revealed in her X-ray diffraction images, which indicated a more intricate helical structure. Franklin's scientific rigor and understanding of the data made her question the validity of their initial claims, highlighting the importance of thorough evidence in scientific research.
How do the double helix model of DNA built on the research of Rosalind Franklin?
The double helix model of DNA, proposed by James Watson and Francis Crick, was significantly influenced by Rosalind Franklin's X-ray diffraction images of DNA, particularly Photo 51. Her work revealed the helical structure and provided critical data about the dimensions of the DNA molecule. Franklin's insights into the phosphate backbone and the arrangement of bases were foundational in understanding how the double helix structure enables DNA replication and function. Thus, her research was instrumental in the eventual discovery of the molecular structure of DNA.
The work of Rosalind Franklin provided a key piece of data for Watson and Cricks model of DNA Summarize that evidence and how it was pivotal to the correct model being built?
Rosalind Franklin's X-ray diffraction images of DNA revealed a helical structure with a consistent diameter and regular twisting pattern. This data suggested a double helix shape for DNA, which was essential for Watson and Crick in developing their accurate model of DNA's structure. Franklin's evidence provided crucial insights into the physical form of DNA, leading to the correct understanding of its double helix structure.
Interpretations of x-ray photographs of DNA were used to describe the shape and dimensions of the molecule. An analysis of this and other available data led to a structural model for the .?
Interpretations of x-ray photographs of DNA, particularly those produced by Rosalind Franklin, revealed a helical structure with specific dimensions, such as a diameter of about 2 nanometers and a repeating unit every 3.4 nanometers. This crucial data, combined with information from other studies, enabled James Watson and Francis Crick to propose the double helix model of DNA. Their model illustrated how the two strands of DNA run antiparallel and are held together by complementary base pairing, fundamentally explaining the molecule's ability to store and replicate genetic information.
Why would it not have been possible for Watson and Crick to develop their DNA model without the data from Franklin?
Rosalind Franklin's x-ray crystallography work provided information including:DNA's phosphate groups are on the outside of the moleculeDNA could be a helical structureDNA has a constant diameter along the length of the molecule
