The phrase "a complex act" is correct and usable in written English.
It can be used to describe an action or behavior that involves multiple components or is difficult to understand or execute.
Example: "Writing a novel is a complex act that requires creativity, discipline, and perseverance."
Alternatives: "a complicated action" or "a multifaceted behavior".
Experts caution against over-simplification of what is a complex act.
Experts caution that suicide is a complex act, committed for reasons known only to those who commit it.
Hand-holding always felt like a complex act – the tussle between visibility and risk, public and private intimacy, activism and fear.
Testimony is a complex act that contributes significantly to the elaboration of mourning, both individually and on a collective level.
Assertion is construed as a complex act constituted by two parts: an act of meaning, which is accompanied by a conviction (1911a, 107).
According to Wyclif, the constitutive property of each kind of being is the capacity to be the object of a complex act of signifying (De ente in communi, chap. 3, p. 36; De ente primo in communi, chap. 1, p. 70).
The external dopant acid forms complexes with monomer via the acid-base chemistry and, as a formed complex, acts as a soft template for the growth of the PANI nanostructures.
This indicates that MyRIP expression is necessary for normal distribution of WPBs in HUVECs and suggests that a Rab27a/MyRIP complex acts as a negative regulator of WPB exocytosis (although this does not rule out roles for additional Rab27a effectors).
This suggests that a PBAF complex acts in parallel to ehn-3 in the somatic gonad.
We conclude that a SWI/SNF complex acts in parallel to ehn-3 in the somatic gonad.
The fluorescent intensity is reduced since some molecules of the complex act as a quencher (because the high concentration of the complex may induce a self-absorption process) which in turn decreases the number of molecules that can emit.
