That means that if a test purports to detect a particular genetic variation, it does so reliably.
This warming may be a natural variation; it may well not.
But it has been disappointing in that the kind of genetic variation it detects has turned out to explain surprisingly little of the genetic links to most diseases.
Again, the book has many virtues: it is surely developed and extended; it is full of ingenious variation; it builds to an admirable and satisfying climax.
After the 25th Variation it becomes increasingly brilliant and excited through the Quodlibet, the work's climax, the fact that there is a climax emphasizing the variations' organic intent.
The Observer's verdict: 'The book has many virtues; it is surely developed and extended; it is full of ingenious variation; it builds to an admirable and satisfying climax.
To the extent that there was variation, it can be readily summed up: where a bigger surge was required, a bigger surge was achieved.
From this single variation it is clear that Moscheles, like Beethoven, saw the awkward yet intriguing touches in Diabelli's seemingly bumptious tune.
Theatrically inert and short on tonal variation, it makes the play seem not tense but long winded, a production as colourless as the section of Berlin Wall that cuts across Richard Evans's cold war-era set.
Instead of accounting for each variation, it would require restaurants to post "the median core content for all flavors or varieties," but health officials declined to explain exactly what that would mean.
If open structures provided the artist with a basis for formal variation, it was Mr. LeWitt's decision to use them within an organized system that suggested an entirely new method of working.
