Match the following with respect to meiosis:

Column I Column II
(a) Zygotene    (i) Terminalization
(b) Pachytene (ii) Chiasmata
(c) Diplotene  (iii) Crossing over
(d) Diakinesis  (iv) Synapsis


Select the correct option from the following:

Options: (a) (b) (c) (d)
1. iv iii ii i
2. i ii iv iii
3. ii iv iii i
4. iii iv i ii

     

Subtopic:  Cell Cycle: Meiosis I |
 84%
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NEET - 2020
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Dissolution of the synaptonemal complex occurs during : 

1. Zygote  2. Diplotene 
3. Leptotene  4. Pachytene 
Subtopic:  Cell Cycle: Meiosis I |
 81%
From NCERT
NEET - 2020
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Identify the correct statement with regard to G1 phase (Gap 1) of interphase:

1. The reorganisation of all cell components takes place.
2. The cell is metabolically active and grows but does not replicate its DNA
3. Nuclear division takes place
4. DNA synthesis or replication takes place. 

Subtopic:  Intro to Cell Cycle & Interphase |
 87%
From NCERT
NEET - 2020
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Some dividing cells exit the cell cycle and enter the vegetative inactive stage. This is called the quiescent stage G0. This process occurs at the end of:

1.  G1 phase

2.  S phase

3.  G2 phase

4.  M phase 

Subtopic:  Intro to Cell Cycle & Interphase |
 67%
From NCERT
NEET - 2020
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Attachment of spindle fibers to kinetochores of chromosomes becomes evident in:

1. Anaphase 2. Telophase
3. Prophase 4. Metaphase
Subtopic:  Cell Division: Mitosis (Karyokinesis) |
 76%
From NCERT
NEET - 2020
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In a mitotic cycle, the correct sequence of phases is

1. S, G1, G2, M

2. G1, S, G2, M

3. M, G1, G2, S

4. G1, G2, S, M

Subtopic:  Intro to Cell Cycle & Interphase |
 90%
From NCERT
NEET - 2020
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During Meiosis 1, in which stage synapsis takes place?

1. Pachytene 2. Zygotene
3. Diplotene 4. Leptotene
Subtopic:  Cell Cycle: Meiosis I |
 82%
From NCERT
NEET - 2020
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Match the following events that occur in their respective phases of cell cycle and select the correct option:

Column I Column II
(a) G 1 phase  (i) Cell grows and organelle duplication
(b) S phase  (ii) DNA replication and chromosome duplication
(c) G 2 phase      (iii) Cytoplasmic growth
(d) Metaphase in M-phase    (iv) Alignment of chromosomes
 
Options: (a) (b) (c) (d)
1. (ii) (iii) (iv) (i)
2. (iii) (iv) (i) (ii)
3. (iv) (i) (ii) (iii)
4. (iii) (ii) (i) (iv)
Subtopic:  Intro to Cell Cycle & Interphase |
 87%
From NCERT
NEET - 2020
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Crossing over takes place between which chromatids and in which stage of the cell cycle?

1. Non-sister chromatids of non-homologous chromosomes at Zygotene stage of prophase I.
2.  Non-sister chromatids of homologous chromosomes at Pachytene stage of prophase I.
3. Non-sister chromatids of homologous chromosomes at Zygotene stage of prophase I.
4. Non-sister chromatids of non-homologous chromosomes at Pachytene stage of prophase I.

Subtopic:  Cell Cycle: Meiosis I |
 84%
From NCERT
NEET - 2019
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Identify the meiotic stage in which the homologous chromosomes separate while the sister chromatids remain associated at their centromeres.
1.  Metaphase-II
2.  Anaphase-I
3.  Anaphase-II
4.  Metaphase-I

Subtopic:  Cell Division: Mitosis (Karyokinesis) |
 79%
From NCERT
AIPMT - 2012
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