Unidentified Male Guest 5

Deoxyribonucleic acid, the essence of life.

Deoxyribonucleic acid, the essence of life.

Deoxyribonucleic acid, the essence of life.

The key we've been looking for.

The key we've been looking for.

The key we've been looking for.

The answers lie within these long, thin, twisted strands.

The answers lie within these long, thin, twisted strands.

The answers lie within these long, thin, twisted strands.

There's something called a PCR. At the moment, we're using something called a PCR test.

There's something called a PCR. At the moment, we're using something called a PCR test.

There's something called a PCR. At the moment, we're using something called a PCR test.