Which scientific company's logo redesign most directly reflected a strategic shift from chemical manufacturing to biotechnology and life sciences?

The visual identity of major scientific companies often evolves to reflect changing technologies and market positions. These logos aren't just artistic choices—they represent shifting corporate priorities and scientific advancements. Test your knowledge of how some influential science-focused companies have transformed their brand identities over time. Can you identify which logo redesign represented a significant technological pivot?

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Merck, when they changed from the angular chemical symbol to the curved 'life rainbow' design in 2015
Thermo Fisher Scientific, when they incorporated a DNA helix into their logo in 2011
Bayer, when they replaced their cross logo with the orbit-like dynamic circle in 2002
Abbott Laboratories, when they adopted the blue 'a' with a stylized molecular structure in 2008