The phrase "activity is coordinated by" is correct and usable in written English.
It can be used to describe who is responsible for organizing or managing a particular activity or event.
Example: "The community outreach program's activity is coordinated by the local volunteer organization to ensure effective engagement with residents."
Alternatives: "activity is managed by" or "activity is overseen by".
This activity is coordinated by a complex network of biochemical interactions which control common intra- and inter-cellular functions over a wide range of scales.
This activity is coordinated by a complex network of biochemical interactions largely determined by molecular structures and physiochemical properties which control common intra and inter-cellular functions over a wide range of scales.
In fruit flies, locomotor activity is coordinated by a region called the central complex, casually referred to as the insect's "motor cortex".
This implies that osteoblast activity is coordinated by both the external stimuli and the internal osteoblast clock to maintain the diurnal rhythms in bone formation and resorption, and consequently the maintenance of bone mass.
The quarterly supervision activity is coordinated by the monitoring and evaluation (M&E) team at the Department for HIV and AIDS in the MoH and funded through the U.S. President's Emergency Plan for AIDS Relief (PEPFAR) and the Global Fund to Fight AIDS, Tuberculosis and Malaria.
This activity was coordinated by the hospital's command center.
STEM activities are coordinated by Corporate & Continuing Education.
Project activities were coordinated by the National Cancer Institute and National Human Genome Research Institute project teams.
At a more local level, Moldova is administered by elected town and village councils and mayors; their activities are coordinated by district councils, which also are elected.
The party also had groups operating among the intelligentsia and urban workers and had administrative and "disorganizing" sections; all its activities were coordinated by a central "basic circle".
This is simply a group of inexpensive commodity servers whose activities are coordinated by an emerging software framework called Hadoop (named after a toy elephant in the household of Doug Cutting, one of its developers).
