The advancements could help reduce the need for drug testing on animals . Chemists used to used balls and sticks to make models of molecules . Now they can use computers, which are much faster than a ball or stick model. The work of the Nobel winners led to the creation of these programs .
The advancements could help reduce the need for drug testing on animals . Chemists used to used balls and sticks to make models of molecules . Today , computer programs show detailed depictions and predict complex chemical reactions . The work of the Nobel winners led to the creation of these programs .