Difficulty: Very hard
Google allowed? Yes
"Color blindness is a thing, and is really quite annoying, from what I've been told. Basically, no one knew about it as a thing until the 1700s or so -- which is about this point in my family tree. We can....thank Ms. Rourke for digging into my background and, oh, I'm EVER so pleased people are digging," he frowned.
"Anyway. It turns out it's sex linked, which is odd. Not quite sure how THAT works. I blame witchcraft. But it's a mutation, like all of you have. So, consider this research into your own mutation -- though I think most of yours is more impressive than not being able to see red.
This is my family tree, like I said, and the three dudes with the red boxes around them? Apparently totally color blind. Couldn't see a thing. Your job, then, is to answer three questions for me.
A) On which chromosome does this particular mutation reside?
B) I've left person "A" as a question mark -- what are the odds of person A being a woman who carries color blindness?
C) What is person B's genotype?
