4524

Maybe not the top 10

but certainly better than a lot I've heard. Scientists for better PCR sing about it here. I saw it at the JMLA blog that saw it elsewhere. PCR is polymerase chain reaction which enables researchers to produce millions of copies of a specific DNA sequence in approximately two hours. The music video reveals its history. Kinda catchy . . ."PCR when you need to find out who the daddy is. . . PCR when you need to solve a crime. . . " Great looking performers too.