Yep, genetic heritage I absolutely can believe. I'm red/green blue/purple colorblind (male, common), my mother is red/green colorblind, (female, uncommon) my g

Yep, genetic heritage I absolutely can believe. I'm red/green blue/purple colorblind (male, common), my mother is red/green colorblind, (female, uncommon) my grandmother has Tetrachromacy (female, very uncommon). I had thought for a moment, that there may have been some "cultural link" that would allow me to not pass this on to my children.