Activity - Snurfle Meiosis.pdf - Name: _ Period: _ Date: _...

Name: __________________________________________________________________ Period: __________ Date: __________
Snurfle Meiosis Worksheet
1. Open up the Snurfle Meiosis 1 App (Snurfle Meiosis & Genetics) Go to the Meiosis and Genetics Interactive!
Begin with the Meiosis & Genetics Interactive.
2. What phase occurs before Meiosis? ______________________________________________________________
3. Which of the following is true of Interphase?
a. It is a part of Meiosis
b. It occurs before Meiosis
c. The cell does normal cell activities during interphase
d. Both B and C
4. What is uncoiled, stringy DNA called?
5. How many chromosomes do humans have? ___________________
a. ______________ pairs
b. ______________ of this DNA is from your mother and the other ____________ is from your father.
6. What are alleles? ___________________________________________________________________________________________________________
7. Which of the following are true statements?
8. What is the purpose of Meiosis? __________________________________________________________________________________________
9. What are the phases of Meiosis I?
a. ___________________________________________
b. ___________________________________________
c. ___________________________________________
d. ___________________________________________
10. What are the phases of Meiosis II?
a. ___________________________________________
b. ___________________________________________
c. ___________________________________________
d. ___________________________________________
11. What are Homologous Chromosomes? ___________________________________________________________________________________
12. What is a tetrad? ___________________________________________________________________________________________________________
13. What important events take place during Prophase I?

III. Homologous chromosomes pair up to form tetrads
IV. Chromosomes line up down the middle of the cell
a. I only
b. I, II, and III
c. I and IV
d. I, II, III, and IV
14. What is crossing over? _____________________________________________________________________________________________________
15. What happens during Metaphase I