Quote Originally Posted by Zephyr View Post
The only thing I can think of for the whole visual het thing is that the gene that the snake is het for is also tied to a dominant gene that would alter its appearance and hence indicate the presence of the recessive one.
I've had almost no genetics training/education so go ahead and rip that apart if I'm wrong lol.
I took me an hour to read sschinds post and than I had to remember how to get on the English Wikipedia pages...
Mendelian inheritance - Wikipedia, the free encyclopedia
this should open alot of eyes
the rest is only drawing bigger charts
and playing with numbers

"a visual het" comes from an intermediary allel