1. MEIOSIS I and II FORMATIVE QUIZ

2. Question 1 What process is illustrated by the arrow below?
A: DNA duplication
B: DNA diploidy
C: DNA replication
D: DNA mutation

3. Question 2
What is the name of the boxed section of this double-armed chromosome?
A: Centromere
B: Chromatid
C: Chromatin
D: Chromohalf

4. Question 3 What is the diploid number for the cell below? A: 8 B: 4

5. Question 4 What is the haploid number for the cell below? A: 8 B: 4

6. Question 5
How many chromosomes will there be in this cell when it reaches Metaphase II?
A: 8
B: 4
C: 2
D: 1

7. Question 6 What is “boxed in” in the diagram below? A: Diploid gamete
B: Diploid somatic cell
C: Diploid zygote
D: Haploid gamete

8. Question 7
Which of the following cells below would have a HAPLOID number? (2 answers)
A: brain cells in a human
B: egg cells in a fish
C: heart cells in a chicken
D: stomach cells in a cat
E: pollen cells of a flower

9. Question 8 Which letter represents fertilization? A: n + n = n
B: n + 2n = 3n
C: n + n = 2n
D: 2n – 1 = n

10. Question 9 Fix the error in the statement below:
Sexual reproduction occurs when a zygote is formed as a result of fusion between two diploid gametes.

11. Question 10 Fix the error(s) in the statement below:
Asexual reproduction occurs when a parent cell forms 4 different cells in a stable environment.

12. Question 11 Which term does not describe homologous pairs?
A: Same centromere location
B: Same length and size
C: Same nucleotide sequences
D: Same gene locations
E: 1 from MOM and 1 from DAD

13. Question 12
What process is taking place in the box in the diagram below?
A: Mitosis
B: Meiosis I
C: Meiosis II
D: Mitosis II

14. Question 13
Forming 2 cells that contain a haploid number of double armed chromosomes is a result of what process?
A: Mitosis
B: Meiosis I
C: Meiosis II
D: Mitosis II

15. Question 14
What is the number and type of DNA strands found in INTERPHASE 1?
A: Haploid double armed chromosomes
B: Haploid single armed chromatin
C: Diploid double armed chromosomes
D: Diploid double armed chromatin

16. Question 15
The structure that is formed as a result of two homologous chromosomes pairing up is called a ______________.
A: diploid chromosome
B: tetrad
C: triad
D: haploid chromatin

17. Question 16 Which event does NOT occur in Prophase I? A: Crossing Over
B: Chromosomes unwind
C: Formation of Tetrads
D: Centrioles move to poles
E: Nucleus breaks down

18. Question 17 Fix the error in the statement below:
Crossing over occurs when two random chromosomes exchange genetic material between each other in Prophase I.

19. Question 18
Spindle fibers attach to centromeres of double armed chromosomes of homologous chromosomes that are randomly aligned the middle of the cell in:
A: Prophase I
B: Prophase II
C: Metaphase I
D: Metaphase II

20. Question 19 Fill in the blanks:
The RULE of __________ _____________ states that chromosomes of homologous pairs (homologs) will align and then move randomly to either end of the cell in Metaphase I.

21. Question 20 Fill in the blank:
____________ armed chromosomes are pulled to opposite poles when spindle fibers shorten in Anaphase I.

23. Question 21 Which of the following does NOT occur in Telophase I?
A: Nucleus reforms in each new cell
B: Cleavage furrow/cell plate begins to form
C: 46 chromosomes become chromatin in each new cell
D: spindle fibers break down

24. Question 22
True or False?
DNA replication takes place in Cytokinesis I / Interphase II.

25. Question 23 Fill in the blanks below:
In Meiosis II, 2 haploid cells with double armed chromosomes become 4 _______ cells with ______ armed chromosomes.
A: haploid, single
B: haploid, double
C: diploid, single
D: diploid, double

26. Question 24
Which diagram represents Metaphase II?
A. B.

27. Question 25 What is split apart in Anaphase II? (2 answers)
A: double armed chromosomes
B: single armed chromosomes
C: sister chromatids

30. Question 26
Which of the following is NOT a source for genetic variation between zygotes?
A: Crossing Over in Prophase I
B: Independent Assortment in Metaphase I
C: Random fusion of gametes in sexual reproduction
D: Splitting of sister chromatids in Anaphase II

31. Question 27
True or False?
A karyotype can detect a gene mutation.

32. Question 28 Fix the error in the statement below:
Four functioning gametes are formed in the process of Oogenesis.

33. Question 29
What letter represents the cells formed if nondisjunction occurred in Meiosis II?

34. Question 30
The fusion of gametes that have undergone nondisjunction would result in:
A: physical disabilities
B: abnormal karyotypes
C: mental disabilities
D: all of the above

35. Be able to identify letters.C: D: E: F: G: H: I: J: K: L: