Which scientific product recall in 2010 prompted a global review of PCR reagent manufacturing after researchers discovered contamination affecting genetic studies worldwide?

In the scientific equipment and chemical supply industry, product recalls can have significant consequences for research integrity and laboratory safety. This trivia question tests your knowledge about one of the most impactful scientific product recalls in recent history that affected thousands of laboratories worldwide and led to major changes in quality control standards for laboratory reagents.

This is a live public trivia poll on AIPolls.Net. Vote and see real-time results.

Thermo Fisher's contaminated DNA polymerase enzymes with mouse DNA
Sigma-Aldrich's tainted cell culture media containing mycoplasma
Merck's impure chemical standards with heavy metal contamination
Corning's defective laboratory glassware with lead leaching