"This kind of archiving is in many ways useless to the majority of scientists, mainly because no one will know the copies exist at all or where to find them," she said.
If you wish to save space on your hard drive, you may want to delete the original files after you've confirmed the copies exist in the Media folder.
Marginal production costs are zero: Like software, it doesn't cost anything to produce another digital copy that is just as good as the original as soon as the first copy exists, and anyone can create those copies (meaning there is perfect competition and zero barriers to entry).
If the product of a plastid gene is essential for a plant, it can be lost from the plastome when a functional copy exists in the nuclear genome.
Thus, rpoC1 is transcriptionally active but may be pseudogenic, raising the possibility that a functional gene copy exists in the host genome.
The original daguerreotype, made in Washington on his Inauguration Day, has been lost although at least one early photographic copy exists in the archives of the Metropolitan Museum of Art.
If the original is shot on 35 mm and only a 16mm or even worse a digital copy exists in the archives, can this truly be called an archive?
GI is a single copy gene in rice and only a single GI copy exists in the current Brachypodium genome draft, but two divergent and unlinked GI loci have recently been described in maize [ 34].
Only one other copy exists and it belongs to the Bibliothèque Nationale in Paris.
The effect of one damaged copy can usually be overcome if a working copy exists as well.
For the next year, Kees labored on a novel, "Slow Parade," which was never published, and of which no copy exists.
