6. If a normal body cells had 2n = 46 in
G1, how many chromatids will be
present in the G2 phase?
• A) 23
• B) 46
• C) 92
• D) 108
7. Cancer is a disease in which some
cells lose the ability to control
their…
•
•
•
•
A) Size
B) Spindle Fibers
C) Rate of division (growth)
D) Surface area
9. Cytokinesis in plants differ
from animal cells due to the
formation of the _______.
• A) Cell Plate
• B) Sister chromatids
• C) Homologous chromosomes
• D) Cell membrane
11. A normal penicillium cell in G1 has
2n = 4. How many total chromatids
are present in the G2 phase?
• A) 2
• B) 4
• C) 8
• D) 16
12. This phase is _________________________.
Figure 8.7x1f
13. Put the phases of the
cell cycle in order!
• A) G1, G2, S-phase, Division
• B) G2, S-phase, G1, Division
• C) G1, S-phase, G2, Cytokinesis
• D) G1, S-phase, G2, Division
15. Homologous Chromosomes
are …
• A) Identical
• B) Paternal in men and maternal in women
• C)
One chromosome from maternal, one chromosome f
• D)
Different sizes and contain different genes.
17. A malignant tumor is..
• A) Cancer that does not spread
• B)
Cancer that spreads to other areas of the
• C) “Kind” tumor
• D) Not a true form of cancer
24. Mitosis is the formation of ___ genetically
________ daughter cells.
• A) 2, identical
• B) 2, different
• C) 4, different
• D) 4, identical
25. If a dog cell 2n = 78 in G1 phase,
how many chromosomes will be
found in each sperm cell?
• A) 23
• B) 39
• C) 78
• D) 156
26. The separation of chromatids does
not take place until all of the
chromosomes
• A) Are in the nucleus
• B) Are lined up at the equator and
attached to spindle fibers
• C) Have uncoiled
• D) Are condensing to make chromosomes
27. Chromatin is_________
•
•
•
•
a) A dark staining found in the
cytoplasm
b) Long threads of DNA
c) Two identical halves of a
chromosome
d) Composed of DNA and lipids
28. All the following except
__________ lead to an increase of
genetic diversity.
• A) Random fertilization
• B) Independent assortment
• C) Autosomal Chromosome formation
• D) Crossing Over
30. Name this!
• A) Anaphase II
• B) Telophase/Cytokinesis
• C) Prophase I
• D) Metaphase
31. Tetrads line up in the
middle in which phase?
• A) Prophase of mitosis
• B) Prophase I of meiosis I
• C) Metaphase I of meiosis I
• D) Metaphase of mitosis
32. Who determines the sex of
a baby?
• A) Mom
• B) Dad
• C) Both
• D) Depends on who you ask
36. This phase is _________________________.
Figure 8.7x1d
37. Which of the following events occurs both
in meiosis and mitosis?
•
•
•
•
A) Two cell divisions
B) Body cell reproduction
C) Reduction of chromosome number
D) Chromosome replication
39. Crossing over occurs in all
the following EXCEPT:
• A) Mitosis
• B) Meiosis
• C) Prophase I
• D) Gamete formation
40. Unlike mitosis, meiosis of a single
cell results in the formation of
•
•
•
•
A) Two genetically identical cells
B) Three identical haploid polar bodies
C) Four genetically identical sperm cells
D) Four genetically varied cells
41. All of these are found in
animal cells except
•
•
•
•
A) Centrioles
B) Cell Plate
C) Centromeres
D) Cleavage furrow
42. Six primary spermatocytes (sperm cells) are
about to enter meiosis. How many sperm
should result after meiosis is
completed?
•
•
•
•
A) 6
B) 12
C) 18
D) 24
43. What is the non-dividing
part of the cell cycle?
• A) Prophase
• B) Metaphase II
• C) Interphase
• D) Telophase I
44. Oogenesis produces.....
• A) 4 egg cells
• B) 3 egg cells and 1 polar body
• C) 4 sperm cells
• D) 1 egg and 3 polar bodies
