Mitosis/Meiosis Handout
For the following questions, assume the questions are about an organism with 12 chromosomes in any of its somatic
cells.
1. What is the diploid number (2n) for this organism?
__________
2. What is the haploid number (n) for this organism?
__________
3. How many chromosomes would be present during Prophase of mitosis?
__________
4. How many chromosomes would be present during Prophase I of meiosis?
__________
5. How many chromatids are present during Metaphase I of meiosis?
__________
6. How many homologous pairs does this organism have?
__________
7. How many tetrads would this organism have during Metaphase I?
__________
8. How many tetrads would be present during Telophase I?
__________
9. How many chromatids are present during Metaphase II?
__________
10. How many chromosomes would be in this animal’s liver cell?
__________
11. How many chromosomes would be in this animal’s ovary cell?
__________
12. How many chromosomes would be in this animal’s mature egg?
__________
13. At the end of mitosis you end up with ________ cells that are _________________ (haploid or diploid)
14. At the end of meiosis I, you end up with _______ cells that are ________________ (haploid or diploid)
15. At the end of meiosis II, you end up with _______ cells that are ________________ (haploid or diploid)
16. In humans, we have __________ chromosomes during prophase I
17. In humans, we have _________ chromatids during Prophase I
18. In humans, we have _________ tetrads during Metaphase II
19. To make new skin cells, we go through the process of _____________________.
20. To make egg and sperm, we go through the process of ____________________.
21. The new “baby” goes through the process of _____________ to make all the new cells of the body.