Sentence examples for difficulties exist for from inspiring English sources
Several technical and methodological difficulties exist for investigators to unravel this process in myelinated axons – a complex two-cell unit.
The nutrients of dairy manure can be utilized to cultivate various strains of microalgae with applications for biofuel feedstock; however, considerable difficulties exist for fully exploiting the use of dairy manure wastewater due to its complex nature (i.e., relatively high level of solids and fibers).
However, considerable technical difficulties exist for correctly estimating neural receptive fields (RFs) from natural stimuli.
[ 7- 12] Given the considerable variation between ethics committee requirements within a country, it would be expected that similar difficulties exist for researchers wishing to conduct international studies.
A particular difficulty exists for populations which have reduced LD due to extended population history, such as those from Sub-Saharan Africa, for which considerably higher marker coverage is required for complete coverage.
It would be preferable to model both QTL variances and correlations more generally, but the same computational difficulties exist as for multitrait analyses.
Force-diameter relationships are usually quantified by laboratory tensile tests of root diameters up to a few millimetres, but difficulties exist in extrapolating values for larger root diameters.
Difficulties exist in assessing the level of correction required for these multiple comparisons, as some correlation exists between the measurements at different time points.
Yet serious difficulties exist in proposing reliable hypotheses of nucleotide homology for regions of ambiguous alignment (RAAs) using standard multiple sequence alignment procedures.
For each problem discussed, what similar difficulties exist regardless of whether the item is a piece of technology?
Practical and economic difficulties exist in delivering an affordable tetravalent ACYW conjugate vaccine for Africa, which, as outlined above, is an important objective.
