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Name ____________________________
Meiosis
-- Internet Lesson
| In this internet lesson, you will review the steps of meiosis and view video simulations of this type of cell division. You will also view an onion root tip and calculate the percentage of cells at each of the stages of cell division. |
http://www.biology.arizona.edu/cell_bio/tutorials/meiosis/main.html
See the Contents: You will browse through each topic.
| Part 1: Reproduction |
1. Give an
example of asexual reproduction.
2. What is a clone?
3. Name the two types of gametes produced by meiosis.
(click the “next button”)
| Part 2: Chromosomes in a Diploid Cell |
4. What is
the diploid chromosome number for humans?
5. Egg and sperm cells are [ haploid / diploid ]
(click the “next” button)
| Part 3: Meiosis 1 and Meiosis 2 |
6. Name the
stage of meiosis 1 where each of the following occurs:
| Homologous chromosomes pair and form synapses | _______________________________________ |
| Bivalents align at metaphase plate | _______________________________________ |
| Two complete daughter cells form | _______________________________________ |
| Nuclear membrane disappears. | _______________________________________ |
| Nuclear membrane reforms. | _______________________________________ |
| Chromosomes move to separate poles. | _______________________________________ |
|
View the meiosis 1 and 2 animation |
12. At the end of meiosis 2, each cell contains how many chromosomes?
(click the “next” button)
| Part 4: A Review of Meiosis |
13. Name 2 errors that can occur during meiosis.
| Test Yourself - Try some of the problem sets on the test yourself pages. |
14. Label these phases
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15. How many daughter cells are present at the end of meiosis?