It isn't so much a biological difference (there may be some of that) but one that is likely a byproduct of how we socialize children [1].
Fixing this issue in adults is a hell of a lot harder to fix than it is in kids.
It doesn't help that software engineering as a whole, is to varying degrees, broken. From how we interview to how we manage projects [2]. We simply have no idea how to build something effective and repeatable within the constraints of the current system.
[1] I could put a million different links here, lets just use this one and you can do your own research after that: http://www.latimes.com/science/sciencenow/la-sci-sn-girls-bo...
[2] Again illustrative example, pick your own poison here as well: https://hbr.org/2008/02/the-experience-trap
Nobody's born with bias or opinions.
Isn't this kind of the point? Am I missing summat?