The biological significance of this complex paradigms is quite difficult to be explained, as networking analysis uses innovative concepts of brain connectivity.
These objects display X-ray outbursts which are difficult to be explained in the framework of standard theories for the accretion of matter onto compact objects, and could represent a dominant population of X-ray binaries.
This is difficult to be explained only by the caudal to rostral gradient.
P-GF-44C is a reliable and very sensitive antibody and such a discrepancy is difficult to be explained.
We found that 13 of 31 bonobo homoplasies were species-specific, and as such are difficult to be explained by the mutational hotspot hypothesis.
However, the existence of paralogous CNSs is difficult to be explained by the DDC model, because this model does not assume same enhancer functions among paralogous loci.
From the scheme in Figure 1A the appearance of EPSPs in VSI neurons independent from activity in C2 is difficult to be explained.
For example, it was thought that a better service level of TB control and prevention and a better health level of residents had a relationship with higher TB prevalence, which was difficult to be explained in this study.
