The phrase "activates a part of" is correct and usable in written English.
It can be used when describing a process or action that triggers or engages a specific component or function of something.
Example: "The new software update activates a part of the system that enhances performance."
Alternatives: "engages a section of" or "triggers a component of".
It is sleep deprivation that activates a part of our brains that is not otherwise active during waking.
Toxoplasma infection activates a part of the rat's brain normally engaged in sexual attraction.
Daniel Goleman has suggested that eye contact activates a part of the brain called the orbitofrontal cortex, which plays a role in empathy and mirroring one another's emotions.
And being rejected in love activates a part of the brain called the insula, which is the same region that lights up when we are in physical pain.
As expected, iconic images activated a part of the brain's reward pathway involved in anticipating good outcomes, like getting money or food, and images of destructive land uses triggered a part of the brain that is often associated with response to bad outcomes, like experiencing pain or losing money.
The reason, as revealed in brain scans Dehaene ran on different volunteers, is that approximate problems activate a part of the brain that deals with visual and spatial relationships rather than words.
Therefore, recombination activates as a part of an SOS-response only in cases of severe DNA damage [ 9].
This slight difference may be explained by a difference in the activating activity of 1,25(OH)2D3 and forskolin at different doses, although it is also possible that forskolin activated only a part of the signaling pathways activated by 1,25(OH)2D3.
When you learn something new, a group of neurons activate in a part of the brain called the hippocampus.
p38α mitogen-activated protein (MAP) kinase is widely expressed in many mammalian tissues and is activated as a part of signal transduction cascades that respond to inflammatory stimuli.
