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Q. No.Which of the following options gives the correct sequence of events during mitosis?
1.
Condensation, nuclear membrane disassembly, arrangement at the equator, centromere division, segregation, telophase
2.
Condensation, crossing over, nuclear membrane disassembly, segregation, telophase
3.
Condensation, centromere division, segregation, arrangement at the equator, telophase
4.
Condensation, nuclear membrane disassembly, crossing over, segregation, telophase
Subtopic: Â Cell Division: Mitosis (Karyokinesis) |
 78%
From NCERT
NEET - 2017
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When a cell has stalled DNA replication fork, which checkpoint should be predominantly activated?
1. G1/S
2. G2 /M
3. M
4. Both G2/M and M
Subtopic: Â Intro to Cell Cycle & Interphase |
NEET - 2016
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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 I | Column II | ||
| (a) | pachytene | (1) | pairing of homologous chromosomes |
| (b) | metaphase I | (2) | terminalisation of chiasmata |
| (c) | diakinesis | (3) | crossing-over takes place |
| (d) | zygotene | (4) | chromosomes align at equatorial plate |
1. a-3 b-4 c-2 d-1
2. a-1 b-4 c-2 d-3
3. a-2 b-4 c-3 d-1
4. a-4 b-3 c-2 d-1
Subtopic: Â Cell Cycle: Meiosis I |
 90%
From NCERT
NEET - 2016
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Anaphase Promoting Complex (APC) is protein degradation machinery necessary for proper mitosis of animal cells. If APC is defective in a human cell, which of the following is expected to occur?
1. Chromosomes will be fragmented
2. Chromosomes will not segregate
3. Recombination of chromosome arms will occur
4. Chromosomes will not condense
Subtopic: Â Cell Division: Mitosis (Karyokinesis) |
 81%
NEET - 2017
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Which of the following is not a characteristic feature during mitosis cells?
| 1. | Disappearance of nucleolus | 2. | Chromosome movement |
| 3. | Synapsis | 4. | Spindle fibres |
Subtopic: Â Cell Division: Mitosis (Karyokinesis) |
 88%
From NCERT
NEET - 2016
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Spindle fibres attach on to?
| 1. | kinetochore of the chromosome |
| 2. | centromere of the chromosome |
| 3. | kinetosome of the chromosome |
| 4. | telomere of the chromosome |
Subtopic: Â Cell Division: Mitosis (Karyokinesis) |
 95%
From NCERT
NEET - 2016
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Subtopic: Â Cell Cycle: Meiosis I |
 83%
From NCERT
NEET - 2016
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The stage during which separation of the paired homologous chromosomes begins is:
| 1. | Pachytene | 2. | Diplotene |
| 3. | Diakinesis | 4. | Zygotene |
Subtopic: Â Cell Cycle: Meiosis I |
 64%
From NCERT
NEET - 2018
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Subtopic: Â Intro to Cell Cycle & Interphase |
 94%
From NCERT
NEET - 2016
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Subtopic: Â Cell Cycle: Meiosis I |
 79%
From NCERT
NEET - 2016
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