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Rosalind Franklin's work on X-ray diffraction images of DNA was instrumental in the discovery of the DNA double helix structure by Watson and Crick. Her research laid the foundation for our current understanding of genetics and molecular Biology. Franklin's contributions have had a lasting impact on science and medicine, advancing our knowledge of genetics and DNA.

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What did rosalind Franklin use to make her discovery?

Rosalind Franklin used x-ray diffraction to produce pictures of the DNA structure. She died before the Nobel Prize was awarded, so she is not named on the Nobel list. X-ray crystallography gets images that are analogous to reflections. The structure of molecules or crystals can be determined by analysing these images. There is controversy around her work as it was shown without her knowledge to competing scientists who understood and used it to determine the structure of DNA. She died at 37 of ovarian cancer.


Who discovered that the shape of DNA is a double helix?

Watson and Crick using Rosalind Franklin's x-ray of a double helix of DNA which she had not yet realized was a double helix Rosalind Franklin made an x-ray that showed the nucleotide structure of DNA. Watson and Crick used her x-ray to make their 3-D model of DNA's structure.


What contributions to the understanding of DNA did Rosalind Franklin make?

Rosalind Franklin in DNARosalind Franklin used crystallography to make an x-ray image of the structure of DNA that led to the discovery of the double-helix by Watson and Crick. Watson and Crick already understood the fact that bases composed the DNA in a certain manner, but did not know exactly the order in which they paired. The x-ray Rosalind provided the outline of the DNA and from there Watson and Crick could analyze how the DNA was in fact a double helix due to the triple bonded G-C (Guanine and Cytosine) that formed the "skinny" parts of the DNA and the double-bonded A-T (Adenine and Thymine) that formed the "fatter" parts of the DNA. Due to this woman's crystallography, Watson and Crick ultimately won the Nobel Prize. Rosalind could not acquire this award because she died four years earlier of radiation from the x-rays that caused her to develop cancer.


How Did Rosalind Franklin change the world?

Because of her work in genetics and DNA. She discovered the first ever picture of DNA using x-ray diffraction. Using this picture, she was able to find that it was a double-helix structure. Watson and Crick stole her idea, because female scientists were looked down at in those times and nobody cared, and created the double-helix model and got all of the credit. also because this is stupid mwahahaha


Who is the woman who along with Watson and Crick discovered DNA's double helix shape?

Rosalind Franklin. After discovering the existence of the A and B forms of DNA, Rosalind Franklin also succeeded in developing an ingenious and laborious method to separate the two forms, providing the first DNA crystals pure enough to yield interpretable diffraction patterns. She then went on to obtain excellent X-ray diffraction patterns of crystalline B-form DNA and, using a combination of crystallographic theory and chemical reasoning, discovered important basic facts about its structure. She discovered that the sugar-phosphate backbone of DNA lies on the outside of the molecule, not the inside as was previously thought. She discovered the helical structure of DNA has two strands, not three as proposed in competing theories. She gave quantitative details about the shape and size of the double helix. The all- important missing piece of the puzzle, that she could not discover from her data, was how the bases paired on the inside of the helix, and thus the secret of heredity itself. That discovery remained for Watson and Crick to make. Rosalind Franklin. After discovering the existence of the A and B forms of DNA, Rosalind Franklin also succeeded in developing an ingenious and laborious method to separate the two forms, providing the first DNA crystals pure enough to yield interpretable diffraction patterns. She then went on to obtain excellent X-ray diffraction patterns of crystalline B-form DNA and, using a combination of crystallographic theory and chemical reasoning, discovered important basic facts about its structure. She discovered that the sugar-phosphate backbone of DNA lies on the outside of the molecule, not the inside as was previously thought. She discovered the helical structure of DNA has two strands, not three as proposed in competing theories. She gave quantitative details about the shape and size of the double helix. The all- important missing piece of the puzzle, that she could not discover from her data, was how the bases paired on the inside of the helix, and thus the secret of heredity itself. That discovery remained for Watson and Crick to make.

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Who used x-ray technique to make picturs of DNA and said that it had a spiral shape?

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What inspired rosalind Franklin?

Rosalind Franklin was inspired by her passion for science and her curiosity to unravel the structure of DNA. She was driven by a desire to make significant contributions to the field of molecular biology and to understand the building blocks of life. Her dedication and perseverance in her research ultimately led to groundbreaking discoveries in genetics.


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What important discovery did rosalind Franklin make about the shape of DNA?

Rosalind Franklin made a crucial discovery regarding the structure of DNA through her work with X-ray crystallography. Her famous Photo 51 revealed the helical structure of DNA, showing that it was composed of two intertwined strands. This insight was pivotal in elucidating the double helix model of DNA, which was later proposed by James Watson and Francis Crick. Franklin's contributions were instrumental in advancing our understanding of the molecular basis of genetics.


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What did rosalind Franklin use to make her discovery?

Rosalind Franklin used x-ray diffraction to produce pictures of the DNA structure. She died before the Nobel Prize was awarded, so she is not named on the Nobel list. X-ray crystallography gets images that are analogous to reflections. The structure of molecules or crystals can be determined by analysing these images. There is controversy around her work as it was shown without her knowledge to competing scientists who understood and used it to determine the structure of DNA. She died at 37 of ovarian cancer.


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