Sentence examples for Presents an enigma from inspiring English sources

The life history of Candida albicans presents an enigma: this species is thought to be exclusively asexual, yet strains show extensive phenotypic variation.

Riel nevertheless presents an enigma, although as historian J.M.S. Careless has observed, it is possible that Riel was both a murderer and a hero.

However, this presents an enigma: if activated Ras is necessary to activate SOS, how is this Ras activated in the first place?

To many who met Mr. Osdene in his career, he presented an enigma.

But Kushner, despite his omnipresence in our lives since his father-in-law's campaign and election, might present an enigma more shrouded than most.

These data present an enigma as they suggest differential recognition of cognate tRNAs by the Asp390Gly mutant protein.

Antibacterials have vastly different structural and physicochemical properties compared to those of nonantiinfective drugs, presenting an enigma to currently available tools developed for eukaryotic systems.

Told in the form of letters to his sister, it bookends the novel in the Arctic Ocean, and presents a moral enigma.

Philosophically, Chan presents itself as an enigma.

The poem has long presented something of an enigma to scholars and has for centuries been overlooked and undervalued.

At present, this remains an enigma.