The phrase "a defining and essential" is correct and usable in written English.
It can be used to emphasize the importance or fundamental nature of something in a particular context.
Example: "Trust is a defining and essential component of any successful relationship."
Alternatives: "a crucial and fundamental" or "a key and vital".
Furthermore, experiments in the embryonic neural tube, a tissue in which Hh signaling has a well defined and essential role (reviewed in [23], [24]), suggest that SUMOylation of Gli proteins is required for the activation of a Gli target gene in vivo.
Thus, this study defines a novel and essential RPGR- and RPGRIP1-dependent trafficking pathway with intrinsic structural and functional plasticity.
(Possession of a horn is not a defining essential feature of the unicorn any more than having tawny stripes is a defining feature of the tiger).
A crucial point is that, to follow Agamben's insight, the cinema has the gesture as its basic expressive element.6 This means that the cinematographic image is not defined as an eternal and essential form but as a "being" in continuous formation, modulation.
The space-continuum model is space-discretized by a Galerkin projection and then studied by a perturbation approach based on the Normal Form method in order to reduce the system to a simpler and essential form defined by its resonance conditions.
Generally, squalene synthase (SQS) is defined as an emerging and essential branch point enzyme far from the major pathway of isoprenoids biosynthetic and a latent adjusting point, which manages carbon flux into triterpenes biosynthesis and sterols.
m, n, Pearson's correlation between the number of fitness genes per cell line and the ability to detect a defined essential genes.
The templates consisted of three stages and prompted the team to first "unwrap" a series of standards in order to define a tangible end point (i.e., desired results), which could be further defined by writing a big idea and essential question for the unit.
Those with Seguro Popular have the right to receive a defined list of services and essential medicines free at the point of care.
have a specific place on the team with a defined role, and all are essential for the effective functioning of the ICU, working together symbiotically.
