A student made a model of a eukaryotic cell using the resealable plastic bag shown. She placed a golf ball inside
the bag
The bag represents the flexible outermost boundary of a cell. Which part of a
cell is most likely represented by the ball?

A. Cell membrane

B. Nucleus

C. Cytoplasm

D. Cell wall

The correct answer is b

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. 

Dis the