Cell Cycle Unit
Practice Test
1. What is the purpose of
mitosis?
a. To
b. To
c. To
d. To
create 2 new cells
divide the chromosomes
grow the organism
make sure cells are small
2. Which of these does NOT
explain why interphase is
needed?
a. It replicates the DNA.
b. It doubles everything so the cell
can split into identical cells.
c. It divides the cell.
d. It makes proteins & organelles.
3. Which is NOT a reason why
cells divide?
a. Multicellular organisms can grow
b. To replace damaged cells
c. To decrease surface area to
volume ratio
d. To be more efficient
4. When does DNA replication
occur? Choose all that apply.
a.
b.
c.
d.
Between cell divisions
S phase
Interphase
Prophase
5. How can you tell if the new
strand is the leading strand?
Choose all that apply.
a.
b.
c.
d.
e.
It
It
It
It
It
is always on the right.
travels from 3’5’.
is built continuously.
is built discontinuously.
is built towards the helicase.
6. What is the name of the enzyme
that connects the nucleotides?
a.
b.
c.
d.
e.
Helicase
DNA polymerase
Cyclins
P53
DNA ligase
7. Which of these is FALSE
about mitosis?
a. It involves the destruction &
formation of a nuclear membrane
b. It makes two cells
c. It makes two nuclei
d. It occurs during cell division
8. Which of these are involved
in cell division?
a.
b.
c.
d.
Mitosis
Interphase & Mitosis
Mitosis & Cytokinesis
DNA replication & Mitosis
9. When do centrioles move to
opposite ends of the cell?
a.
b.
c.
d.
e.
Prophase
Metaphase
Anaphase
Telophase
Cytokinesis
10. When does excision repair
take place during the cell cycle?
a.
b.
c.
d.
e.
Prophase
Metaphase
G1
G2
S phase