The phrase "allows it to exist" is correct and usable in written English.
You can use it when discussing the conditions or factors that enable something to be present or function.
Example: "The unique combination of elements in this ecosystem allows it to exist in harmony."
Alternatives: "enables it to exist" or "permits it to exist".
But there's another one too, of course, one that allows it to exist as a proper play, with dialogue and confrontation and resolution.
where it facilitates transfer of electrons from complexes I and II to complex III by undergoing a triphasic redox cycle, known as the Q cycle, which allows it to exist in a completely reduced (ubiquinone) or oxidised (ubiquinol) form.
The unique redox chemistry of copper ions, which allows it to exist in an oxidized (Cu2+) or reduced (Cu1+) state, is key to its catalytic properties but also contributes to its production of reactive oxygen species (ROS).
The very essence of the piece and its circumstances don't allow it to exist beyond its intended state or beyond the potential of its expanded state.
"Learning about desire and tolerating it, not necessarily satisfying it but allowing it to exist, is a basis for managing conflict and difficulty.
The contrast between the gig economy's rhetoric (everyone is always connecting, having fun, and killing it!) and the conditions that allow it to exist (a lack of dependable employment that pays a living wage) makes this kink in our thinking especially clear.
However, light of such a wavelength can be trapped within the crystal if the spacing of the holes is changed in one spot to allow it to exist there.
"In trying to understand the distribution of life throughout the Universe, this is a really important indicator," says Jakosky. "Understanding the environmental conditions that allow [life] to exist, or don't allow it to exist, is key to being able to extrapolate elsewhere".
But NASA was and is an organization beyond political wrangling, their mission so pure and quixotic that you wonder why our own selfishness allowed it to exist at all.
Demanding a simpler answer by employing a folksy car-buying metaphor, he makes it clear that at least from one perspective, Facebook is more or less without a real competitor — with the possible exception of Instagram, which it of course opted to buy for a fortune rather than allow it to exist as a credible rival.
