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Cell Cycle(Biotechnology ) Questions and Answers
Home
Topic
Biotechnology
Cell Cycle
Question 1.
In the cell cycle replication of the genome occurs in the
G1 phase
G2 phase
M phase
S phase
Explanation:-
Answer: Option D. ->
S phase
Answer:
(d).
S phase
Question 2.
The G0 phase is
a permanent state of all body cells
the state of most cells in an animal body
another name for interphase
all of the above
Explanation:-
Answer: Option B. ->
the state of most cells in an animal body
Answer:
(b).
the state of most cells in an animal body
Question 3.
The centromeres move toward the poles in __________ .
anaphase
interphase
metaphase
prophase
Explanation:-
Answer: Option A. ->
anaphase
Answer:
(a).
anaphase
Question 4.
At which of the following check point, mitosis is controlled?
G1
G2
M
S
Explanation:-
Answer: Option B. ->
G2
Answer:
(b).
G2
Question 5.
Which phase of mitosis is associated with separation of chromatids?
Prophase
Metaphase
Anaphase
Telophase
Explanation:-
Answer: Option C. ->
Anaphase
Answer:
(c).
Anaphase
Question 6.
In which of the following phase preparations for genome separation are made?
C
G1
G2
M
Explanation:-
Answer: Option D. ->
M
Answer:
(d).
M
Question 7.
Cells which no longer divide (such as certain specialized cells found in the human brain) remain in which phase of the cell cycle?
Prophase
S phase
G0 Phase
Gl Phase
Explanation:-
Answer: Option C. ->
G0 Phase
Answer:
(c).
G0 Phase
Question 8.
DNA replication is controlled at which of the following checkpoint?
G1
G2
M
S
Explanation:-
Answer: Option A. ->
G1
Answer:
(a).
G1
Question 9.
How many chromatids does a diploid body cell contain just prior to cell division?
23
46
69
92
Explanation:-
Answer: Option D. ->
92
Answer:
(d).
92
Question 10.
The cell cycle is controlled in most cells by
time (after a certain length of time the cell divides)
a series of checkpoints
cell size (when the cell reaches a certain size, it divides)
different cells exhibit different control strategies
Explanation:-
Answer: Option D. ->
different cells exhibit different control strategies
Answer:
(d).
different cells exhibit different control strategies
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