"Split for X" - what does it mean? ARAUCANA question

[nicalandia]

I was trying to be as concise as possible -- I have a habit of being too verbose.

in this case, since there's only one Z, there is only one member of the pair with the locus, and thus only one copy is necessary.

True.. I was just playing...

 

[AquaEyes]

True.. I was just playing...

Nanny-nanny poo-poo.