Cell Reproduction
Part 1
1. What class of cells is reproduced
during mitosis?
Germ cells
Somatic cells
Gametes
Haploid cells
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2. Activated M-phase-promoting factor
(MPF) signals entry into which of the
following mitotic cell cycle phases?
G1
G2
S phase
M phase
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3. One cell that undergoes meiosis will
yield how many independent cells?
4
3
2
1
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4. What is the name of the junction that
joins chromosomes during genetic
re-assortment?
Kinetochore
Chiasma
Metaphase plate
Crossover region
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5. One round of mitosis leads to an
entirely new individual in which type
of organism?
Human
Snail
Single-cellular
Multi-cellular
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6. Degradation of G1 cyclins leads to
entry into which of the following
mitotic cell cycle phases?
M phase
S phase
G2
G1
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7. In meiosis, the chiasma plays a
similar role to which structure in
mitosis?
Mitotic spindle
microtubule
centrosome
Centromere
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8. The mitotic phase during which a
cell actually physically divides into
two is called which of the following?
prophase
Cytokinesis
metaphase
anaphase
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9. Which of the following meiotic
phases is the longest?
Telophase 2
Anaphase 2
Prophase 1
Metaphase 1
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10. What class of cells are
reproduced during meiosis?
Cancerous cells
Diploid cells
Somatic cells
Germ cells
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11. Cellular reproduction is involved in all
of the following processes except
which?
Sexual reproduction
Protein degradation
Cell maintenance
Development
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12. Which mitotic phase directly
follows G1 of interphase?
Anaphase
Metaphase
Prophase
Cytokinesis
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13. During which meiotic phase are
sister chromatids separated?
Anaphase 2
Anaphase 1
Metaphase 2
Metaphase 1
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14. Chromosomes are composed of
what biological molecule?
Adenosine monophosphate
Deoxyribonucleic acid (DNA)
Adenosine triphosphate
Carbohydrates
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15. The two major phases of the cell
cycle are which of the following?
M phase and S phase
Prophase 1 and prophase 2
G1 and G2
M phase and interphase
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16. Which of the following is not
characteristic of a cell in mitotic
prophase?
Intact nucleus
Metaphase plate
Rearranged cytoskeleton
Condensed chromosomes
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17. The number of distinct
chromosomes in a cell is its _________
number
Single
Chiasma
Haploid
Diploid
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18. Which class of microtubules is
responsible for capturing chromosomes
during mitosis?
Astral
Kinetochore
Polar
Radial
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19. Interphase and M phase can be
best summed up by which of the
following pairs of words?
Degradation and synthesis
Separating and cleaving
Synthesizing and copying
Copying and cleaving
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20. During which meiotic phase are
maternal homologous pairs separated
from paternal homologous pairs?
Anaphase 2
Anaphase 1
Metaphase 2
Metaphase 1
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21. What is the major event that marks
a cell's entrance into mitotic
prometaphase?
Separation of sister chromatids
Cell division
Disassembly of nuclear envelope
Metaphase plate formation
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22. The number of homologous pairs in a
cell is called its _________ number.
Diploid
Hapolid
Chiasma
Single
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23. Which phase of the cell cycle
directly follows M phase?
S phase
G2
G1
G0
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24. What major event marks a cell's
entry into mitotic metaphase?
Separation of sister chromatids
Metaphase plate formation
Disassembly of nuclear envelope
Chromosome condensation
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25. A cell
with a haploid number of 20 has
which of the following dipliod numbers?
80
40
10
2
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