Select all that apply.

all cells have similar structures, including

a. a plasma membrane
b. vacuoles
c. cell wall
d. cytoplasm
e. chloroplasts
f. protoplasm

The question says,'all cells have similar structures including The right options are:plasma membrane and cytoplasm. All cells including prokaryortic and eukaryortic cells have some structures in common, these include:plasma membrane, cytoplasm, DNA and ribosomes. Because of the functions they perform, these organelles are found in all cells.

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.