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The famous team of molecular biologists, James Watson and Francis Crick, were not the first scientists who attempted to decipher the structure of DNA, but it was their collaboration in the early 1950s that showed how all the pieces of the puzzle fit together.
A) were not the first scientists who attempted to decipher the structure of DNA, but it was their collaboration
B) was not the first to attempt to decipher the structure of DNA, but collaborating
C) was not the first attempt to decipher the structure of DNA, but it was their collaboration
D) was not the first to attempt to decipher the structure of DNA, but it was their collaboration
E) was not the first to attempt to decipher the structure of DNA, but it was their collaborative work
OA E
Source: Economist Gmat
A) were not the first scientists who attempted to decipher the structure of DNA, but it was their collaboration
B) was not the first to attempt to decipher the structure of DNA, but collaborating
C) was not the first attempt to decipher the structure of DNA, but it was their collaboration
D) was not the first to attempt to decipher the structure of DNA, but it was their collaboration
E) was not the first to attempt to decipher the structure of DNA, but it was their collaborative work
OA E
Source: Economist Gmat
