up a school. They create pillars used to support the

structure of a school like the proteins made from ribosomes.

the school's kitchen because that is where

food is created and stored to supply the

school's students with energy they need.

kitchen staff. They package and sell food like the

rough endoplasmic reticulum does with protein.

because that is where teachers process and sort

information. They then send it off like enzymes

do with protein in the golgi apparatus.

because it contains materials necessary for the

school to continue functioning properly.

school because they get rid of

waste materials not necessary for

the cell to function.

is like a cell's mitochondria because it gives

power to the school like the mitochondria does

with its cell.

in a cell because they hold up

all the other organelles. 

Without them other cells

wouldn't be able to function.

at school because they only allow specific items

to enter and leave the school. Similarly, the cell

membrane only allows specific materials to

enter the cell.