private Mormon school in Utah that requires students to live by a strict code of conduct that prohibits a number of things that many athletes tend to participate in with frequency on other campuses.
Related to that is the fact that many of the athletes BYU successfully recruits spend two years doing volunteer church service, where they don’t play competitive basketball, barely condition/train, and are prone to gaining or losing too much weight depending on where they are asked to serve.
While the honor code and admissions comparatively have a bigger impact on the football program latter, the mission factor is much harsher on BYU basketball than it is on football.