SBI 3U - Mitosis Lab Questions

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Learning Goals:
-
To investigate the processes of mitosis and meiosis, using a microscope and drawings biological
diagrams to help you explain the main phases of the processes
With your partner please make a scientific drawing of a cell in:
Prophase, Metaphase, Anaphase, and Telophase (one set of drawings between the two of you)
Requirement
Assessment Area
Title (C)
Communication
1
Name/Date (C)
Communication
1
Labelling (K/T)
Knowledge/Thinking
3
Drawing (A)
Application
5
Magnification
Calculations (A)
Application
2
Total (x2 Drawings)
Marks
24
Before the drawings can be handed in they must be shown to 3 peers for review. Your
peers must check your drawings against your scientific drawing checklist to ensure they
are your best work. You should only hand in work that you are proud of.
Analysis and Conclusions:
1. What stage are the majority of the cells that you observed in? (K) (1 mark)
2. What percentage of the cells were in each stage? (K) (3 marks)
Interphase
Prophase
Metaphase
Anaphase
Telophase
3. What evidence shows that mitosis is a continuous process, rather than a series of separate
events? (T) (1 mark)
4. The onion plant began as a single cell. Let’s say that cell had 12 chromosomes. After mitosis
occurred, how many chromosomes would be in each of the cells that you observed? Explain.
(A/C) (2 marks)
Knowledge
/7
Thinking
/4
Communication
/5
Application
/15
Total
/31
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