It's always easier to pitch it as "Those ABCs are mean to us DEFs". It comes with a neat moral clarity that is lost when you have to consider that DEFs treat AB

It's always easier to pitch it as "Those ABCs are mean to us DEFs". It comes with a neat moral clarity that is lost when you have to consider that DEFs treat ABCs similarly in analogous situations. I was going to use X and Y before I thought about chromosomes.