The phrase "activity is driven by" is correct and usable in written English.
It can be used to describe the motivation or factors that influence a particular activity or behavior.
Example: "The success of the project is largely due to the fact that the activity is driven by a strong commitment to sustainability."
Alternatives: "activity is motivated by" or "activity is influenced by".
The major regulatory mechanism of osteoclasts activity is driven by members of the TNF receptor superfamily, RANK (receptor activator of nuclear κB), RANKL (RANK ligand), and osteoprotegerin (OPG).
Some of this activity is driven by the return of exiles and expatriates, especially from the USA.
"Our real estate activity is driven by our jobs growth," said David C. Weinstein, Fidelity's chief of administration.
"The caucus activity is driven by volunteers and people who are passionate about their candidate who are willing to go out on a freezing night," Mr. Saltsman said.
Analysts say the flurry of activity is driven by a desire among pay-television companies and broadcasters to diversify revenue sources that are coming under increased pressure.
And, finally, the community organizer must accept that human activity is driven by self-interest.
Much of Europe's activity was driven by EU targets that called for a 20% reduction in emissions, 20% of energy to come from renewable energy and a 20% improvement in energy efficiency, all by 2020.
The huge change here is that instead of all this economic activity being driven by "elite" energy, such as oil and gas, which is only found in a few places, and is expensive to recover and distribute, we will have access to "democratic" energy – freely available via the sun and the wind.
We therefore expect that peripheral members who become core members will be as active as core members in communicating even before being officially elected as core members (that is, that they are elected based on their activity, rather than their activity being driven by their committer status).
Dependent on a migrant workforce, their commercial activity was driven by entrepreneurs, who were usually painters.
Therefore, it is possible that decreases in DMPFC activity are driven by social experience, or the length of time an individual has been involved in social interactions.
