-
having to give a tiny bit of blood in order to do so then,
-
for God's sake, let's get on with it.
-
A sample of blood.
-
That's all it takes.
-
It's then carefully sealed into one of these,
-
then carefully labelled and sent to the laboratory
-
where it undergoes a series of processes
-
that, in the end, produces a barcode -
-
just like you see in the supermarket.
-
This is what
-
my genetic fingerprint looks like.
-
What if there's a mistake?