The phrase "a vast array of functions" is correct and usable in written English.
You can use it when describing a wide variety of capabilities or features, often in a technical or formal context.
Example: "The new software offers a vast array of functions that enhance user experience and productivity."
Alternatives: "a wide range of functions" or "a large selection of functions."
It not only serves as a conduit for long projecting axons conveying motor and sensory information, but also is the location of multiple primary nuclei that control or modulate a vast array of functions, including homeostasis, consciousness, locomotion, and reflexive and emotive behaviours.
Proteins perform a vast array of functions within living organisms, including catalyzing metabolic reactions, replicating DNA, responding to stimuli, and transporting molecules from one location to another.
Proteins perform a vast array of functions within living organisms, but they rarely act alone.
They regulate a vast array of functions, including cell movement, proliferation, adhesion, and phagocytosis.
Thus, since its characterization as the receptor for succinate in 2004 [ 11], GPR91 has been described in many cell types, and demonstrated to have a vast array of functions in the human body.
Mitogen-activated protein kinases (MAPKs) in plants form a large network implicated in a vast array of functions, including the relay of H2O2 signals (Zhang et al. 2006; Xing et al. 2008).
Although proteins perform a vast array of biological functions in living organisms, posttranslational modifications (PTMs) that are introduced after translation further extended the range of functions of the protein [ 3].
Enzymes perform a vast array of important functions inside our body.
MAPK are highly conserved enzymes regulating a vast array of cellular functions, including cell survival, proliferation, and differentiation, as well as inflammation and stress responses [9, 10].
Nitric oxide (NO) mediates a vast array of physiological functions in the lungs, and our understanding of these events has improved dramatically over the past decade.
These cells are widely distributed and strategically placed in many tissues of the body to combat microbial and other particulate invaders and perform a vast array of homeostatic functions.
