Sentence examples for unanswered problems from inspiring English sources

We overview the state-of-the-art in the field, describe some of the main approaches, discuss the key challenges, unanswered problems, and some promising directions.

Key unanswered problems involving the single-step process include continuous separation of catalyst and acceptor and the durability of the acceptor for multiple cycle operation.

Even though it is currently being widely used today, advances are still needed to solve the many unanswered problems of replicating wild herbs on a mass scale.

As compelling this scenario appears, some unanswered problems remain.

So, your role moves from presenting biology concepts to creating a safe, exciting environment in which your students willingly wrestle with the implications of those concepts and apply them to real, unanswered problems that biologists face.

Here is the great unanswered problem with pseudo-privatised services.

Which brings us to the unanswered problem which the authors of this important study admit, namely, that they were unable "to assess why some individuals in the social network (indeed, the vast majority) never became gunshot subjects".

Which brings us to the unanswered problem which the authors of this important study admit, namely, that they were unable "to assess why some individuals in the social network (indeed, the vast majority) never became gunshot subjects". In fact, we could widen this lack of understanding to the whole question of violence itself.

Sixtus, however, left unanswered the problem of the necessity of personal confession.

The foundation's Making a Difference in Real World Bioethics Dilemmas program, launched in 2013, supports research "to help resolve an important emerging or unanswered bioethics problem in clinical care, biomedical research, public health practice, or public policy," according to its website.

However, if you find your prayers unanswered, the problem you face may be for your good.