its a stimuli a memory is something you can choose to remember or to do
Question is as interesting as the animal jackalope.
We ASSUME that incomplete dominance of the number of horns gives rise to 0,1 or 2 horns, where hh=>0, Hh=>1 ("blend" of 0 and 2), and HH=>2 horns.
So if HH crosses with hh, the genotype of the offspring will be Hh, i.e. phenotype Hh=> 1 horn