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Cell Cycle and Cell Division

86 Questions Start NEET Test
All Exams NEET AIIMS
2016 Q51 NEET MCQ
10 Mar 2026
Match the stages of meiosis in column I to their characteristic features in column II and select the correct option using the codes given below.

Column ${\rm I}$ Column ${\rm I}$${\rm I}$
A. Pachytene (i) Pairing of homologous
chromosomes
B. Metaphase ${\rm I}$ (ii) Terminalisation of
chiasmata
C. Diakinesis (iii) Crossing-over takes
place
D. Zygotene (iv) Chromosomes align
at equatorial plate
A.
(A) - (iii);  (B) - (iv);  (C) - (ii);  (D) - (i)
B.
(A) - (i);  (B) - (iv);  (C) - (ii);  (D) - (iii)
C.
(A) - (ii);  (B) - (iv);  (C) - (iii);  (D) - (i)
D.
(A) - (iv);  (B) - (iii);  (C) - (ii);  (D) - (i)
2016 Q52 NEET MCQ
10 Mar 2026
When cell has stalled DNA replication fork, which checkpoint should be predominantly activated?
A.
G1/S
B.
G2/M
C.
M
D.
Both G2/M and M
2016 Q53 NEET MCQ
10 Mar 2026
During cell growth, DNA synthesis takes place on
A.
S-phase
B.
G1-phase
C.
G2-phase
D.
M phase
2016 Q54 NEET MCQ
10 Mar 2026
Which of the following is not a characteristic feature during mitosis in somatic cells?
A.
Chromosome movement
B.
Synapsis
C.
Spindle fibres
D.
Disappearance of nucleolus
2016 Q55 NEET MCQ
10 Mar 2026
Spindle fibres attach on to
A.
centromere of the chromosome
B.
kinetosome of the chromosome
C.
telomere of the chromosome
D.
kinetochore of the chromosome.
2016 Q56 NEET MCQ
10 Mar 2026
In meiosis crossing over is initiated at
A.
zygotene
B.
diplotene
C.
pachytene
D.
leptotene.
2015 Q57 NEET MCQ
10 Mar 2026
Arrange the following events of meiosis in correct sequence
(i)  Crossing over
(ii)  Synapsis
(iii)  Terminalisation of chiasmata
(iv)  Disappearance of nucleolus
A.
(i), (ii), (iii), (iv)
B.
(ii), (iii), (iv), (i)
C.
(ii), (i), (iv), (iii)
D.
(ii), (i), (iii), (iv)
2015 Q58 NEET MCQ
10 Mar 2026
Select the correct option.
Column ${\rm I}$ Column ${\rm I}$${\rm I}$
A. Synapsis aligns homologous (i) Anaphase ${\rm I}$${\rm I}$
B. Synthesis of RNA and protein (ii) Zygotene
C. Action of enzymes recombinase (iii) G2-phase
D. Centromeres do not separate
but chromatids move towards
opposite poles		 (iv) Anaphase ${\rm I}$
(v) Pachytene
A.
(A) - (i);  (B) - (ii);  (C) - (v);  (D) - (iv)
B.
(A) - (ii);  (B) - (iii);  (C) - (iv);  (D) - (v)
C.
(A) - (ii);  (B) - (i);  (C) - (iii);  (D) - (iv)
D.
(A) - (ii);  (B) - (iii);  (C) - (v);  (D) - (iv)
2015 Q59 NEET MCQ
10 Mar 2026
A somatic cell that has just completed the S phase of its cell cycle, as compared to gamete of the same species, has
A.
twice the number of chromosomes and four times the amount of DNA
B.
four times the number of chromosomes and twice the amount of DNA
C.
twice the number of chromosomes and twice the amount of DNA
D.
same number of chromosomes but twice the amount of DNA.
2014 Q60 NEET MCQ
10 Mar 2026
During which phase(s) of cell cycle, amount of DNA in a cell remains at 4C level if the initial amount is denoted as 2C?
A.
G0 and G1
B.
G1 and S
C.
Only G2
D.
G2 and M
2014 Q61 NEET MCQ
10 Mar 2026
The enzyme recombinase is required at which stage of meiosis?
A.
Pachytene
B.
Zygotene
C.
Diplotene
D.
Diakinesis
2014 Q62 NEET MCQ
10 Mar 2026
In 'S' phase of the cell cycle
A.
amount of DNA doubles in each cell
B.
amount of DNA remains same in each cell
C.
chromosomes number is increased
D.
amount of DNA is reduced to half in each cell.
2013 Q63 NEET MCQ
10 Mar 2026
During meiosis I, the chromosomes start pairing at
A.
zygotene
B.
pachytene
C.
diplotene
D.
leptotene.
2013 Q64 NEET MCQ
10 Mar 2026
During the metaphase stage of mitosis, spindle fibres attach to chromosomes at
A.
kinetochore
B.
both centromere and kinetochore
C.
centromere, kinetochore and areas adjoining centromere
D.
centromere.
2013 Q65 NEET MCQ
10 Mar 2026
A stage of mitosis is shown in the diagram.
Which stage is it and what are its characteristics? NEET 2013 (Karnataka) Biology - Cell Cycle and Cell Division Question 48 English
A.
Anaphase - Centromeres split and chromatids separate and start moving away.
B.
Late prophase - Chromosomes move to spindle equator.
C.
Metaphase - Spindle fibers attached to kinetochores, centromeres split and chromatids separate.
D.
Metaphase - Chromosomes moved to spindle equator, chromosomes made up of two sister chromatids.
2013 Q66 NEET MCQ
10 Mar 2026
The complex formed by a pair of synapsed homologous chromosomes is called
A.
bivalent
B.
axoneme
C.
equatorial plate
D.
kinetochore.
2013 Q67 NEET MCQ
10 Mar 2026
A stage in cell division is shown in the figure. Select the answer which gives correct identification of the stage with its characteristics. NEET 2013 Biology - Cell Cycle and Cell Division Question 49 English
A.
Telophase         Endoplasmic reticulum and nucleolus not reformed yet.
B.
Telophase         Nuclear envelope reforms,Golgi complex reforms.
C.
Late anaphase         Chromosomes move away from equatorial plate, Golgi complex not present.
D.
Cytokinesis         Cell plate formed, mitochondria distributed between two daughter cells.
2012 Q68 NEET MCQ
10 Mar 2026
Identify the meiotic stage in which the homologous chromosomes separate while the sister chromatids remain associated at their centromeres.
A.
Metaphase I
B.
Metaphase II
C.
Anaphase I
D.
Anaphase II
2012 Q69 NEET MCQ
10 Mar 2026
Given below is the representation of a certain event at a particular stage of a type of cell division. Which is this stage? AIPMT 2012 Prelims Biology - Cell Cycle and Cell Division Question 43 English
A.
Prophase of Mitosis
B.
Both prophase and metaphase of mitosis
C.
Prophase I during meiosis
D.
Prophase -II during meiosis
2012 Q70 NEET MCQ
10 Mar 2026
During gamete formation, the enzyme recombinase participates during
A.
metaphase I
B.
anaphase II
C.
prophase I
D.
prophase II.
2011 Q71 NEET MCQ
10 Mar 2026
At metaphase, chromosomes are attached to the spindle fibres by their
A.
satellites
B.
secondary constrictions
C.
kinetochores
D.
centromeres.
2011 Q72 NEET MCQ
10 Mar 2026
Select the correct option with respect to mitosis.
A.
Chromatids separate but remain in the centre of the cell in anaphase
B.
Chromatids start moving towards opposite poles in telophase
C.
Golgi complex and endoplasmic reticulum are still visible at the end of prophase.
D.
Chromosomes move to the spindle equator and get aligned along equatorial plate in metaphase.
2010 Q73 NEET MCQ
10 Mar 2026
During mitosis, ER and nucleolus begin to disappear at
A.
late prophase
B.
early metaphase
C.
late metaphase
D.
early prophase.
2010 Q74 NEET MCQ
10 Mar 2026
Which stages of cell division do the following figures A and B represent respectively? AIPMT 2010 Prelims Biology - Cell Cycle and Cell Division Question 47 English
A.
A $ \to $ Prophase, B $ \to $ Anaphase
B.
A $ \to $ Metaphase, B $ \to $ Telophase
C.
A $ \to $ Telophase, B $ \to $ Metaphase
D.
A $ \to $ Late anaphase, B $ \to $ Prophase
2009 Q75 NEET MCQ
10 Mar 2026
Given below is a schematic break-up of the phases/stages of cell cycle. Which one of the following is the correct indication of the stage/phase in the cell cycle?
AIPMT 2009 Biology - Cell Cycle and Cell Division Question 60 English
A.
C - karyokinesis
B.
D - synthetic phase
C.
A - cytokinesis
D.
B - metaphase
2009 Q76 NEET MCQ
10 Mar 2026
Synapsis occurs between
A.
mRNA and ribosomes
B.
spindle fibres and centromere
C.
two homologous chromosomes
D.
a male and a female gamete.
2005 Q77 NEET MCQ
10 Mar 2026
At what stage of the cell cycle are histone proteins synthesized in a eukaryotic cell?
A.
During G2 stage of prophase
B.
During S-phase
C.
During entire prophase
D.
During telophase
2004 Q78 NEET MCQ
10 Mar 2026
In the somatic cell cycle
A.
in G1 phase DNA content is double the amount of DNA present in the original cell
B.
DNA replication takes place in S phase
C.
a short interphase is followed by a long mitotic phase
D.
G2 phase follows mitotic phase.
2004 Q79 NEET MCQ
10 Mar 2026
If you are provided with root-tips of onion in your class and are asked to count the chromosomes, which of the following stages can you most conveniently look into?
A.
Metaphase
B.
Telophase
C.
Anaphase
D.
Prophase
2004 Q80 NEET MCQ
10 Mar 2026
Which one of the following precedes reformation of the nuclear envelope during M phase of the cell cycle?
A.
Decondensation fromchromosomes. and reassembly of the nuclear lamina
B.
Transcription from chromosomes, and reassembly of the nuclear lamina
C.
Formation of the contractile ring, and formation of the phragmoplast
D.
Formation of the contractile ring, and transcription from chromosomes.
2002 Q81 NEET MCQ
10 Mar 2026
What is the reason of formation of embryoid from pollen grain in tissue culture medium ?
A.
Double fertilization
B.
Test tube culture
C.
Cellular totipotency
D.
Organogenesis
2002 Q82 NEET MCQ
10 Mar 2026
If a diploid cell is treated with colchicine then it becomes : -
A.
Tetraploid
B.
Monoploid
C.
Diploid
D.
Triploid
2002 Q83 NEET MCQ
10 Mar 2026
Best material for the study of mitosis in laboratory is
A.
anther
B.
root tip
C.
leaf tip
D.
ovary.
2002 Q84 NEET MCQ
10 Mar 2026
Mitotic spindle is mainly composed of which protein?
A.
Actin
B.
Myosin
C.
Tubulin
D.
Myoglobin
2000 Q85 NEET MCQ
10 Mar 2026
Spindle fibre unite with which structure of chromosomes?
A.
Chromocentre
B.
Chromomere
C.
kinetochore
D.
Centriole
2000 Q86 NEET MCQ
10 Mar 2026
In which stage of cell cycle, DNA replication occurs?
A.
G1-phase
B.
S-phase
C.
G2-phase
D.
M-phase