A cell analogy project requires a real-life place or object in place of a cell that describes how the place's or object's components are like those of a cell. Cells are Like Schools The hard exterior of a school building keeps it standing like a cell wall does in a plant cell. Part of a cell analogy with a school. Terms in this set (19) Biological molecules that perform a variety of functions in living organisms such as making new DNA, defense against germs, bodily movements and digestion. Cell Wall Analogy. By: Aliyah Ebrahim. 1. Nucleus. The nucleus controls the passageway materials take in the cell. A highway represents the nucleus in the cell. A highway controls the passageway people take in the city.