Virtual Lab: The Cell Cycle and Cancer - Weebly
Virtual Lab: The Cell Cycle and Cancer – In Groups of Two
Directions: 1) Put a set of cell division cards in order and receive teacher initials _______
2) Use a sheet of graph paper and graph two graphs on the same full page graph: cancer cell growth –vs- normal cell growth. (Use two different colors) 3) Answer the following questions.
Laboratory Data: time spent for normal and cancerous chicken stomach lining cells to undergo various stages of mitosis and interphase.
| PHASE |NORMAL CELLS |CANCEROUS CELLS |
|Interphase |540 min |75 min |
|Prophase |60 min |75 min |
|Metaphase |10 min |15 min |
|Anaphase |3 min |2 min |
|Telophase |12 min |1 min |
Questions: To be answered in complete sentences.
Discuss your graph! What obvious features do you notice? Give me your overall analysis of the data. What does it tell you?
How long did normal cells spend in mitosis (PMAT)? How about cancerous cells (how did they compare)?
How long did normal cells and cancer cells spend in interphase? What does this data mean to the overall number of new cells created in a given period of time?
What is the uncontrolled dividing of cells called? Is this an example of abnormal mitosis?
What is a tumor? What is the difference between a benign and a malignant tumor?
What is a “carcinogen”? List three examples.
Are any cancers associated with viruses? If so, name two such viruses and which cancers they cause.
When you go to the dentist and dental x-rays are taken, the dentist normally covers the rest of your body in a lead apron. Why? Why might x-rays (radiation) be more dangerous to an ovary or a testis than to a muscle cell?
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