Now operating openly or otherwise in more than 100 countries, they have become the tool of default when American policymakers abandon more difficult alternatives, Ms Priest says.
In a 2013 report by the Smith School of Enterprise and the Environment at the University of Oxford, the authors found that coal stocks are less liquid than those of oil and natural gas, and that divestment therefore has a greater chance of impacting share price because it is more difficult for alternative investors to be found.
Burton warns that the final verdict is not yet in--that would take elaborate measurements of trace gases in the clouds--but, he says, "it's more and more difficult for alternative explanations to survive".
Whereas the use of SAGE tags to evaluate alternative-splicing is more difficult, the occurrence of alternative poly-adenylation events could be evaluated with less assumptions.
When it was time to start learning a foreign language in high school, I (being an over-achieving nerd) chose German because it was supposed to be more difficult than the alternatives of French and Spanish.
The diagnosis made gains its own momentum and it becomes more and more difficult to think of alternative possibilities.
Compared with S. cerevisiae, which is widely used in industrial ethanol fermentation, heterologous gene expressions and targeted gene deletions of S. stipitis are more difficult due to its alternative codon system and frequent random (nonhomologous) integration (Jeffries and Van Vleet 2009).
In Apple's case, it's not really their problem, but with NBC you really have to question the business sense of a company that states it is concerned about piracy, then makes the legal alternative more difficult to come by.
Former Florida Gov. Jeb Bush -- considered the establishment frontrunner in the race -- didn't exactly stand out, but the noise that Trump has brought to the race may continue to make it more difficult for a viable alternative to Bush to emerge. .
Such unambiguous tag species identification would be more difficult to reach using alternative high-throughput transcriptomic methods, such as microarrays, due to the difficulties in assessing the extent of cross-hybridization between the human and the parasite transcripts.
