Quote Originally Posted by Moriar
50% het is when you get a Xy XX pairing where X is dominate and y is recessive. theoretically 50% of the offspring would have the y gene but it wouldnt be visable due to its recessive nature. now.. if you mate Xy and Xy you get 25% visable morphs, and the other 75% (lets say 3 out of 4 eggs) 2 of the 3 would be het for said recessive gene so 66% pos. het. now if you pair yy and Xy you get 50% visable morphs and the other 50% are 100% het.

other correct me if i am wrong.
Took me 7 tries but I think I get it... Thanks..