Erwin Chargaff
Image of Erwin Chargaff
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- ID: 15690
- Source: DNALC.DNAi
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16429. Gallery 19: Erwin Chargaff, 1947
Erwin Chargaff was the first to accurately measure nucleotide amounts in DNA.
16012. Erwin Chargaff, 1950
The DNA molecule is shaped like a twisted ladder.
15250. Complementary base pairing, Erwin Chargaff
Erwin Chargaff talks about his name for Chargaff's ratios.
15252. First impression of Watson and Crick, Erwin Chargaff
Erwin Chargaff reads a passage from his book Heraclitean Fire: Sketches from a Life Before Nature, describing his impressions of Crick and Watson.
15495. Chargaff's ratios, 3D animation with narration
Erwin Chargaff found that in DNA, the ratios of adenine (A) to thymine (T) and guanine (G) to cytosine (C) are equal. This parity is obvious in the final DNA structure.
16354. Video 15: Thomas Sakmar, clip 3
The work of Erwin Chargaff and how it contributed to the downfall of Levene's tetranucleotide theory.
15251. Discovering the rules of complementary base pairing, Erwin Chargaff
Erwin Chargaff talks about his discovery â a major step for building the DNA model.
16422. Animation 19: The DNA molecule is shaped like a twisted ladder.
James Watson and Francis Crick explain how they solved the structure of DNA. Erwin Chargaff explain how he measured the levels of each of the four nitrogenous bases.
11526. "Wanted: Better Babies: How Shall We Get Them?" by Ellsworth Huntington, Eugene Robison, Ray Erwin Baber, and Maurice R. Davie, People (April 1931) (4)
"Wanted: Better Babies: How Shall We Get Them?" by Ellsworth Huntington, Eugene Robison, Ray Erwin Baber, and Maurice R. Davie, People (April 1931) (4)
11525. "Wanted: Better Babies: How Shall We Get Them?" by Ellsworth Huntington, Eugene Robison, Ray Erwin Baber, and Maurice R. Davie, People (April 1931) (3)
"Wanted: Better Babies: How Shall We Get Them?" by Ellsworth Huntington, Eugene Robison, Ray Erwin Baber, and Maurice R. Davie, People (April 1931) (3)