Cell Cycle Web Activity
Date _______
Name _____________________
Identifying Stages of the Cell Cycle
http://www.biology.arizona.edu/cell_bio/activities/cell_cycle/cell_cycle.html



Read the introduction, then click “next” button at the bottom of the page. (3 times)
You will have 36 cells to classify. Follow the given directions on the website.
When you are finished, record your data in the chart below.
Interphase
Prophase
Metaphase
Anaphase
Telophase
Number
of Cells
Percent
of Cells
Total
36
100%
Cell Cycle Game
http://www.nobelprize.org/educational/medicine/2001/cellcycle.html




Click “enter” to play the game.
Read the captions at the bottom of each
screen.
Finally click on the open doorway to
enter the nucleus and begin the game.
Answer the following questions.
1. What was the first button that you pressed to begin cell division? _____________________

What phase of the cell cycle are you currently in? _____________________________

What are the two checkpoints the cell needs to pass before you can proceed?
_________________________________________________________________
___________________________________________________________ _____
2. What was the second button that you pressed? __________________________________
Date _______

Cell Cycle Web Activity
Name _____________________
What phase of the cell cycle are you currently in? _____________________________
3. What was the third button that you pressed? ___________________________________

How is the Gap 2 (G2) phase describe in the game, different the the G2 phase that we
described in class? ___________________________________________________
_________________________________________________________________

What are the three checkpoints that the cell needs to pass before you can proceed?
_________________________________________________________________
_________________________________________________________________
4. What is the fourth button that you pressed? ____________________________________
 What is the process shown in this animation? ________________________________
5. What is the final button to had to press to complete the cell cycle? ____________________
6. Explain the role of cyclins (and CDK) in the cell cycle.
___________________________________________________________
___________________________________________________________
7. Explain the relationship between cyclins and cancer.
___________________________________________________________________
___________________________________________________________________