Sentence examples for challenged by a from inspiring English sources

It's one thing to be challenged by a play.

We were also challenged by a lone sentry.

One sergeant was challenged by a Mets fan.

They are challenged by a given situation in much the same manner a climber is challenged by a tall peak: because it's there".

The purity of the DNA was challenged by a multiplex amplification with 16 targeted amplification sites.

Additionally, the ability to evaluate differentiation has been challenged by a lack of markers for differentiation.

Hydrogen production using dark fermentation is challenged by a low yield.

It was challenged by a vegetarian society in the European court of human rights in Strasbourg.

French dominance is now challenged by a third global player, Thames Water P.L.C. of Britain.

ANUCLEAR physicist friend was once challenged by a colleague over the incomprehensibility of his subject.

These habits and norms are now being challenged by a coalition of the unsuccessful.