Sentence examples for has proved complex from inspiring English sources

But the task has proved complex — and a failure to agree smoothly about these top spots could prove embarrassing.

Similarly, the relationship between p53 mutation and cancer prognosis has proved complex.

While accurate modelling of species trees has proved complex, the gene duplication process is likely to be even more complicated.

However, although this attractive idea has gained further support [ 3, 4], pinpointing the exact role of the gastrointestinal tract has proved complex.

However, since the mouse orthologues to genes on Hsa21 are found on three different mouse chromosomes, Mus musculus (Mmu) 16, 17, and 10, generating mouse models of DS has proved complex.

The music, like the people who use and love it, has proven complex enough to express emotions simply and unambiguously when that's the way they're experienced.

Generally, TIMP-1, TIMP-2, and TIMP-4 have been reported to exert antiapoptotic effects, while the role of TIMP-3 in apoptosis has proven complex.

But in practice, things have proved complex.

Crime and policing have proved complex issues for Mrs. Clinton.

Unfortunately, most processes designed to do this have proved complex and inefficient.

Talks with European banks on a voluntary debt rollover have proved complex enough that they may drag on well into the summer.