1. 30 Seconds 10 Time’s Up! 3 Minutes 1 Minute 4 Minutes 1 2 5 2 Minutes
Bellringer- Monday 4/29/13
1. What type of cells are produced during Meiosis?
2. How many cells does Meiosis start with?
3. How many cells does Meiosis end with?
4. During Prophase I, what significant event occurs between homologous chromosomes?
30 Seconds 10
Time’s Up!
3 Minutes
1 Minute
4 Minutes 1 2 5
2 Minutes 8 9 7 6 4 3

2. MEIOSIS REVIEW

3. 46 How many chromosomes do humans have in their BODY CELLS? ANSWER
QUESTION #1
How many chromosomes do humans have in their BODY CELLS?
ANSWER 46

4. IN PAIRS How do your chromosomes appear in your body cells?
QUESTION #2
How do your chromosomes appear in your body cells?
(BE SPECIFIC!)
ANSWER
IN PAIRS

5. QUESTION #3
What is the specific name for the process of cell division in your body cells?
ANSWER
MITOSIS

6. MOM & DAD Where do your chromosomes come from? (BE SPECIFIC!) ANSWER
QUESTION #4
Where do your chromosomes come from?
(BE SPECIFIC!)
ANSWER
MOM & DAD

7. ONE In the process of Meiosis how many cells do you start out with?
QUESTION #5
In the process of Meiosis how many cells do you start out with?
ANSWER
ONE

8. QUESTION #6
If a diploid (body) cell in a buffalo has 60 chromosomes, how many chromosomes does its sex cells have?
ANSWER 30

9. HAPLOID OR SEX CELLS What type of cells are seen at letter D? ANSWER
QUESTION #7
What type of cells are seen at letter D?
ANSWER
HAPLOID OR SEX CELLS

10. QUESTION #8
During which phase of Meiosis I does crossing over between maternal and paternal chromosomes take place?
ANSWER
PROPHASE I

11. QUESTION #9
What is the process of sperm coming into contact with an egg called?
ANSWER
FERTILIZATION

12. QUESTION #10
What is another name for gametes?
ANSWER
SEX CELLS

13. 4 At the end of Meiosis, how many cells do you have? ANSWER
QUESTION #11
At the end of Meiosis, how many cells do you have?
ANSWER 4

14. QUESTION #12
Human haploid (sex) cells contain 23 chromosomes. How many chromosomes do their diploid cells contain?
ANSWER 46

15. INFO FOR THE SAME TRAITS
QUESTION #13
What do homologous chromosomes have in common?
(BE SPECIFIC!)
ANSWER
INFO FOR THE SAME TRAITS

16. MEIOSIS What is the name of this type of cell division? ANSWER
QUESTION #14
What is the name of this type of cell division?
ANSWER
MEIOSIS

17. QUESTION #15
What are the 2 types of gametes?
ANSWER
SPERM & EGG

18. QUESTION #16
What is the name of the diploid cell created when sperm fertilizes an egg?
ANSWER
ZYGOTE

19. QUESTION #17
What important process happens during Prophase I, that makes Meiosis different from Mitosis?
ANSWER
Crossing Over

20. VARATION/ ZYGOTE ONLY GETS 46 CHROMOSOMES TOTAL
QUESTION #18
Why is it important for sex cells to only have half of the chromosomes of body cells?
(BE SPECIFIC!)
ANSWER
VARATION/ ZYGOTE ONLY GETS 46 CHROMOSOMES TOTAL

21. What are the phases of MEIOSIS IN ORDER!!!
QUESTION #19
What are the phases of MEIOSIS
IN ORDER!!!
ANSWER
Interphase, Prophase I, Metaphase I, Anaphase I, Telophase I, Cytokinesis, Prophase II, Metaphase II, Anaphase II, Telophase II, Cytokinesis

22. QUESTION #20
What do genes determine?
ANSWER
SPECIFIC TRAITS

23. HOMOLOGOUS CHROMOSOMES
QUESTION #21
What are the chromosome pairs seen in the image called?
ANSWER
HOMOLOGOUS CHROMOSOMES

24. 23 How many chromosomes are in the cells created during Meiosis?
QUESTION #22
How many chromosomes are in the cells created during Meiosis?
ANSWER 23

25. Name 2 differences between Mitosis and Meiosis?
QUESTION #23
Name 2 differences between Mitosis and Meiosis?
ANSWER
Body (diploid)/ Sex (haploid)
2 cells/4 cells
46 chromosomes/ 23 chromosomes
No/ Yes Crossing over
5 phases/10 phases

26. MITOSIS What process does a Zygote go through to develop and grow?
QUESTION #24
What process does a Zygote go through to develop and grow?
ANSWER
MITOSIS

27. 2 How many cells does the process of Meiosis I end with? ANSWER
QUESTION #25
How many cells does the process of Meiosis I end with?
ANSWER 2

28. DIPLOID A human cell with 46 chromosomes is called or 2n ANSWER
QUESTION #26
A human cell with 46 chromosomes is called or 2n
ANSWER
DIPLOID

29. QUESTION #27
On homologous chromosomes, how are genes for specific traits arranged?
ANSWER
IN THE SAME ORDER

30. HAPLOID A human cell with 23 chromosomes is called or n ANSWER
QUESTION #28
A human cell with 23 chromosomes is called or n
ANSWER
HAPLOID

31. QUESTION #29
When a sperm cell and egg cell meet, how many cells do they create?
ANSWER
ONE

32. ONE, 4 The process of Meiosis begins with cell(s) and ends with
QUESTION #30
The process of Meiosis begins with cell(s) and ends with
cell(s) ?
ANSWER
ONE, 4

33. ONE, 2 The process of Mitosis begins with cell(s) and ends with
QUESTION #31
The process of Mitosis begins with cell(s) and ends with
cell(s) ?
ANSWER
ONE, 2