GO IN DEPTH

Comparing a Cell to a Factory: Answer Key

Comparing a Cell to a Factory: Answer Key Photo credit: Clipart.com

Introduction

Use this answer key to help you assess students' work on their Compare a Cell to a Factory student sheet.


In the second column of the chart, students should write the name of the organelle that functions most like the factory worker described in the first column. In the third column, they should write a brief description of the function of the organelle in the cell.

Job in the Factory

Cell Organelle

Function of the organelle

Shipping/Receiving Department

Plasma membrane

Regulates what enters and leaves the cell; where cell makes contact with the external environment

Chief Executive Officer (CEO)

Nucleus

Controls all cell activity; determines what proteins will be made

Factory floor

Cytoplasm

Contains the organelles; site of most cell activity

Assembly line (where workers do their work)

Endoplasmic Reticulum (ER)

Where ribosomes do their work

Workers in the assembly line

Ribosomes

Build the proteins

Finishing/packaging department

Golgi apparatus

Prepares proteins for use or export

Maintenance crew

Lysosomes

Responsible for breaking down and absorbing materials taken in by the cell

Support beams (walls, ceilings, floors)

Cytoskeleton

Maintains cell shape

Power plant

Mitochondria/chloroplasts

Transforms one form of energy into another

 

This teacher sheet is a part of the Cells 2: The Cell as a System lesson.

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