What is not predictable, however, is just how many times a sequence is repeated at a given location in a given individual.

ECONOMIST: Secrets of the Cabernet

And some parts, particularly those where the same short pattern of base pairs is repeated over and over again, remain difficult to sequence well.

ECONOMIST: A new prize for the genomics of the elderly is now on offer

You should shoot in sequence if you can, and without interfering or asking for actions to be repeated.

ECONOMIST: Richard Leacock