The phrase "a simple role in" is correct and usable in written English.
It can be used to describe a straightforward or uncomplicated position or function within a larger context, such as a job, project, or organization.
Example: "In this project, I will take on a simple role in coordinating the team's efforts."
Alternatives: "an easy position in" or "a straightforward function in".
However the AGO18 does not bind viral siRNA as effectively as AGO1 and a simple role of this unusual AGO in straightforward RNA silencing is ruled out.
This extends our knowledge of CT antigens and NS cancer [ 38- 41], and reinforces the need for further studies aimed at clarifying the complex function of Sp17, which clearly seems to go beyond the simple role in the fertilisation process that was originally attributed to it.
Until recently, phospholipids and their derivatives were considered 'neutral' in that they were thought either to serve a simple structural role in cell membrane organisation or to provide energy for beta oxidation, glycolysis and other metabolic processes.
And when the performers (Keith Biesack, Kathy Westwater, Despina Stamos) walk to it and begin hauling themselves up, it takes on a simple, functional role in which muscular effort, dexterity and stamina become primary.
A treacherous train robbery in Lucasfilm's "Solo: A Star Wars Story" Also remember the simple role of economics in the choices many viewers made related to Solo.
In summary, our results do not support a simple protective role for endogenous estrogen in B-cell NHL development, but if true, may instead suggest a relevant immunomodulatory effect of high progesterone concentrations that are encountered during late pregnancy.
Alex Tregear, inexplicably a wall composed of cereal boxes, shone in her simple role of mortar and chink.
These findings add further weight to the claim that VMF plays a critical role in simple value-based decision-making under conditions of certainty.
