DNA is the correct answer but next time put answer choices so that people can better answer your questions. Thanks!
The biggest reason for that her work is a success is because new ideas often develop from unsuccessful experimentation.
The scientific process not only relies on proper experimental methods and determination, but it also is dependent on the failures of the experiments of scientists. When experiments fail, other scientists obtain a guideline of what to do and what not do. This improves their own experiments and helps them move forward.
True i think but i could be wrong. hope you get it right!
