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BIO 20 Laboratory
Quiz # - Mitosis
1.
When does a cell replicate its genetic material?
a) telophase
b) anaphase;
c) metaphase;
Quiz #:
d) prophase;
e) interphase
2.
A cell containing 24 chromosomes at the start of mitosis would, at its completion, produce cells
containing how many chromosomes?
a) 96;
b) 48;
c) 24;
d) 12;
e) 6.
3.
Which phase does chromatin condense?
a) telophase
b) anaphase;
c) metaphase;
4.
d) prophase;
e) interphase
If there are 20 centromeres, how many chromosomes are there?
a) 10;
b) 20;
c) 30
d) 40;
e)80.
Use the following figure to answer questions 5 – 7:
d
a
b
c
5.
Identify a cell with a cell plate present.
6.
Identify the plant cell just before centromeres uncouple.
7.
Identify the cell that has the longest phase.
For questions 8 - 10, place your answer on the back of your scantron:
8. Name a cell in the body which will no longer undergo mitosis (1 pt)
9. Explain why the nuclear envelope (membrane) needs to disappear during prophase (1 pt).
10. We undergo the mitotic process. Name one reason why do so (1 pts).
e
BIO 20 Laboratory
Quiz # - Mitosis
1.
When does a cell replicate its genetic material?
a) telophase
b) anaphase;
c) metaphase;
Quiz #:
d) prophase;
e) interphase
2.
A cell containing 24 chromosomes at the start of mitosis would, at its completion, produce cells
containing how many chromosomes?
a) 96;
b) 48;
c) 24;
d) 12;
e) 6.
3.
Which phase does chromatin condense?
a) telophase
b) anaphase;
c) metaphase;
4.
d) prophase;
e) interphase
If there are 20 centromeres, how many chromosomes are there?
a) 10;
b) 20;
c) 30
d) 40;
e)80.
Use the following figure to answer questions 5 – 7:
d
a
b
c
5.
Identify a cell with a cell plate present.
6.
Identify the plant cell just before centromeres uncouple.
7.
Identify the cell that has the longest phase.
For questions 8 - 10, place your answer on the back of your scantron:
8. Name a cell in the body which will no longer undergo mitosis (1 pt)
9. Explain why the nuclear envelope (membrane) needs to disappear during prophase (1 pt).
10. We undergo the mitotic process. Name one reason why do so (1 pts).
e