The phrase "are not exerted" is correct and usable in written English.
It can be used in contexts where you want to indicate that certain forces, efforts, or influences are not being applied or utilized.
Example: "In this experiment, the forces are not exerted equally on both sides, leading to an imbalance."
Alternatives: "are not applied" or "are not utilized".
Resveratrol seems to exert many influences on the body, some of which are not exerted through sirtuin.
In experimental systems, sHA has wide-ranging biological activities that are not exerted by high-molecular-weight HA (HMW-HA; Stern et al, 2006).
Oligosaccharides of degraded HA have been ascribed a number of biological functions that are not exerted by high-molecular-weight HA (HMW-HA).
These effects are not exerted through CatSper and are localized to the sperm neck and midpiece where Ca2+ stores are present and where we detect expression of STIM and Orai proteins.
"We are not exerting pressure on anyone, but we defend the euro," Wolfgang Schäuble, the German finance minister, said in Berlin, according to Reuters.
14 Reference group theory provides additional insight into why the fatwas are not exerting more influence over the population.
Thus, we can conclude that chitin-containing enteroparasites are not exerting any significant selective pressure for functional chitotriosidase in our sample.
He also questioned why similar pressure was not exerted on Gov. Jon S. Corzine of New Jersey.
"It will continue to escalate if pressure is not exerted on Arafat to take some measures," Mr. Sneh said.
Yet despite the presence of three forwards – Defoe, Steven Fletcher and Connor Wickham – in Advocaat's starting XI, their final ball proved consistently wanting, dictating that Tim Krul was not exerted unduly.
And if, from the laws of nature, some check to the increase of population be absolutely inevitable, and human institutions have any influence upon the extent to which each of these checks operates, a heavy responsibility will be incurred, if all that influence, whether direct or indirect, be not exerted to diminish the amount of vice and misery.
