The letters outside the boxes in a Punnett Squares represent (gametes/body cells), because The process that creates these cells is...

The offspring will be blood type aa, bb, ab and oo or i

The rate that would change would be the  searching efficiency/attack rate. there are only two other rates in this model: the  growth rate of prey, and the  predator or consumer mortality rate.the  searching efficiency/attack rate is what indicates how effectively can a predator capture its prey whether in the searching process or actual capturing/attacking process. 

Yes yes yes very good

Ahope that