Sentence examples for A challenging question from inspiring English sources

Toss him a challenging question and he will attack it.

The positron production rate, estimated to more than 1043 per second, is very high and raises a challenging question about the nature of the Galactic positron source.

In general, it is a challenging question how and where to select locations for diffusion seed points.

Since the evolutionary trends in mycorrhizal mutualisms appear to be much more complex than models and theoretical discussions would suggest (Brundrett, 2002), how invasive plants change the coevolution of native plant-AMF interactions still remains a challenging question.

Nevertheless, it still remains a challenging question to develop novel functional nanostructures to significantly improve the photovoltaic devices or other optoelectronic devices without complicated procedures or expensive and toxic materials.

It is a challenging question how the hyper-signaling of NRG1 produced the TH decrease.

In this context, it is a challenging question how the hyper-NRG1 signals reported in patients' postmortem brains is associated with the above neuropathologic deficits.

How to implement recombination information in haplotype phasing and imputation remains a challenging question.

Understanding how selection drives the evolution of complex interactions between cell clones remains a challenging question.

Whether families of fetal growth restricted offspring that result in perinatal death are different from families of survivors remains a challenging question to answer.

A challenging question sometimes asked of biologists by children and physicists is: if leaves are solar panels, why are they green and not black [ 10- 12]?