Cell Cycle and Cell Division · Biology · NEET
Start PracticeMCQ (Single Correct Answer)
NEET 2024 (Re-Examination)
Given below are two statements:
Statement I: Failure of segregation of chromatids during cell cycle resulting in the gain or loss of whole set of chro...
NEET 2024 (Re-Examination)
Recombination between homologous chromosomes is completed by the end of
NEET 2024 (Re-Examination)
Match List-I with List-II :
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NEET 2024 (Re-Examination)
Match List-I with List-II.
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NEET 2024 (Re-Examination)
Match List-I with List-II.
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NEET 2024
Spindle fibers attach to kinetochores of chromosomes during
NEET 2024
Given below are two statements:
Statement I : Chromosomes become gradually visible under light microscope during leptotene stage.
Statement II : The b...
NEET 2024
Following are the stages of cell division :
A. Gap 2 phase
B. Cytokinesis
C. Synthesis phase
D. Karyokinesis
E. Gap 1 phase
Choose the correct sequenc...
NEET 2024
Match List I with List II :
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NEET 2023 Manipur
The dissolution of synaptonemal complex occurs during :
NEET 2023 Manipur
Doubling of the number of chromosomes can be achieved by disrupting mitotic cell division soon after :
NEET 2023 Manipur
During which stages of mitosis and meiosis,
respectively does the centromere of each
chromosome split ?
NEET 2023 Manipur
Which one of the following is the quiescent stage of
cell cycle?
NEET 2023 Manipur
Select correct sequence of substages of Prophase-I
of Meiotic division :
(A) Zygotene
(B) Pachytene
(C) Diakinesis
(D) Leptotene
(E) Diploten...
NEET 2023
The process of appearance of recombination nodules occurs at which sub stage of prophase I in meiosis?
NEET 2023
Which of the following stages of meiosis involves division of centromere?
NEET 2023
Among eukaryotes, replication of DNA takes place in :
NEET 2023
Match List I with List II:
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NEET 2023
Select the correct statements.
A. Tetrad formation is seen during Leptotene.
B. During Anaphase, the centromeres split and chromatids separate.
C. Ter...
NEET 2023
Given below are two statements:
Statement I : During G0 phase of cell cycle, the cell is metabolically inactive.
Statement II : The centrosome undergo...
NEET 2022 Phase 2
Which stage of meiosis can last for months or years in the oocytes of some vertebrates?
NEET 2022 Phase 2
Identify the correct sequence of events during Prophase I of meiosis:
(a) Synapsis of homologous chromosomes
(b) Chromosomes become gradually visible ...
NEET 2022 Phase 2
Bivalent or Tetrad formation is a characteristic feature observed during
NEET 2022 Phase 2
With respect to metaphase, which of the following statements is incorrect?
NEET 2022 Phase 1
Which one of the following never occurs during mitotic cell division?
NEET 2022 Phase 1
The appearance of recombination nodules on homologous chromosomes during meiosis characterizes:
NEET 2022 Phase 1
Match List I with List II.
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NEET 2022 Phase 1
Regarding Meiosis, which of the statements is incorrect?
NEET 2022 Phase 1
Select the incorrect statement with reference to mitosis :
NEET 2021
Which of the following stages of meiosis involves division of centromere?
NEET 2021
Match List-I with List-II.
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NEET 2021
The fruit fly has 8 chromosomes (2n) in each cell. During interphase of Mitosis if the number of chromosomes at G1 phase is 8, what would be the numbe...
NEET 2021
Which stage of meiotic prophase shows terminalisation of chiasmata as its distinctive feature?
NEET 2021
The centriole undergoes duplication during :
NEET 2020 Phase 1
Some dividing cells exit the cell cycle and enter vegetative inactive stage. This is called quiescent stage (G0). This process occurs at the end of...
NEET 2020 Phase 1
Match the following with respect to meiosis
(A) Zygotene (i) Terminalization
(B) Pachytene (ii) ...
NEET 2020 Phase 1
Dissolution of the synaptonemal complex
occurs during
NEET 2020 Phase 1
Identify the correct statement with regard to
G1 phase (Gap 1) of interphase
NEET 2019
Cells in G0 phase :
NEET 2019
The correct sequence of phases of cell cycle is :
NEET 2018
The stage during which separation of the paired
homologous chromosomes begins is
NEET 2017
Which of the following options gives the correct sequence of events during mitosis?
NEET 2017
Anaphase Promoting Complex (APC) is a protein degradation machinery necessary for proper mitosis of animal cell. If APC is defective in a human cell, ...
NEET 2016 Phase 2
During cell growth, DNA synthesis takes place on
NEET 2016 Phase 2
When cell has stalled DNA replication fork, which checkpoint should be predominantly activated?
NEET 2016 Phase 2
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.
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NEET 2016 Phase 1
In meiosis crossing over is initiated at
NEET 2016 Phase 1
Spindle fibres attach on to
NEET 2016 Phase 1
Which of the following is not a characteristic feature during mitosis in somatic cells?
AIPMT 2015
Arrange the following events of meiosis in correct sequence
(i) Crossing over
(ii) Synapsis
(iii) Terminalisation of...
AIPMT 2015 Cancelled Paper
Select the correct option.
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AIPMT 2015 Cancelled Paper
A somatic cell that has just completed the S phase of its cell cycle, as compared to gamete of the same species, has
AIPMT 2014
The enzyme recombinase is required at which stage of meiosis?
AIPMT 2014
In 'S' phase of the cell cycle
AIPMT 2014
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?
NEET 2013 (Karnataka)
During the metaphase stage of mitosis, spindle fibres attach to chromosomes at
NEET 2013 (Karnataka)
During meiosis I, the chromosomes start pairing at
NEET 2013 (Karnataka)
A stage of mitosis is shown in the diagram.
Which stage is it and what are its characteristics?
...
NEET 2013
The complex formed by a pair of synapsed homologous chromosomes is called
NEET 2013
A stage in cell division is
shown in the figure.
Select the answer which
gives correct identification of the stage with
its characteristics.
...
AIPMT 2012 Mains
Identify the meiotic stage in which the homologous chromosomes separate while the sister chromatids remain associated at their centromeres.
AIPMT 2012 Prelims
During gamete formation, the enzyme recombinase participates during
AIPMT 2012 Prelims
Given below is the representation of a certain event at a particular stage of a type of cell division. Which is this stage?
...
AIPMT 2011 Mains
At metaphase, chromosomes are attached to the spindle fibres by their
AIPMT 2011 Prelims
Select the correct option with respect to mitosis.
AIPMT 2010 Prelims
Which stages of cell division do the following
figures A and B represent respectively?
...
AIPMT 2010 Prelims
During mitosis, ER and nucleolus begin to disappear at
AIPMT 2009
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...
AIPMT 2009
Synapsis occurs between
AIPMT 2005
At what stage of the cell cycle are histone proteins synthesized in a eukaryotic cell?
AIPMT 2004
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 convenien...
AIPMT 2004
Which one of the following precedes reformation of the nuclear envelope during M phase of the cell cycle?
AIPMT 2004
In the somatic cell cycle
AIPMT 2002
What is the reason of formation of embryoid
from pollen grain in tissue culture medium ?
AIPMT 2002
If a diploid cell is treated with colchicine then it
becomes : -
AIPMT 2002
Best material for the study of mitosis in laboratory is
AIPMT 2002
Mitotic spindle is mainly composed of which protein?
AIPMT 2000
In which stage of cell cycle, DNA replication occurs?
AIPMT 2000
Spindle fibre unite with which structure of chromosomes?