Exon junctions for each transcript are extracted from pre-existing mRNA feature annotations on the RefSeq record when they exist, or computed through cDNA-genome alignments using Splign [ 17].
Their boundaries, when they exist at all, are elastic.
But, even when they exist, doctors are often reluctant to give "bad news".
Fees, when they exist, are agreed upon by users and are usually nominal.
Upright, vigorous varieties, when they exist, are easiest to train this way.
A doctor's powers of observation and judgment are needed just to choose correct guidelines, when they exist.
Cash surpluses, when they exist, are invested in land, cattle, or Vodou ceremonies or are used to pay the school fees for children.
Are foundations at their most radical when they exist to serve a benefactor's hopes and whims – or when they're emancipated from such an obligation?
But some symbols -- even when they exist as physical structures -- may go unrecognized as having a special, sacred value by all but a limited number of people.
These kinds of pieces can only hold power when they exist in a critical culture which is vibrant and multi-voiced; in Australia that's hard to sustain.
Are dictators somehow fine when they exist to serve US interests, even if they destroy hopes of democracy in the process?
