The sequence of events by which a cell duplicates its genome, synthesises other cell constituents, and divides into two daughter cells is called
1. Cell cycle 
2. Cell division 
3. Cytokinesis 
4. Karyokinesis
Subtopic:  Intro to Cell Cycle & Interphase |
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In cultured human cells, the approximate duration of one complete cell cycle is
1. 12 hours 
2. 36 hours 
3. 24 hours 
4. 48 hours
Subtopic:  Intro to Cell Cycle & Interphase |
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DNA replication occurs during
1. G₁ phase 
2. S phase 
3. G₂ phase 
4. M phase
Subtopic:  Intro to Cell Cycle & Interphase |
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Cells that exit from the active cycle into a quiescent state are said to be in
1. G₂ phase 
2. G₀ phase 
3. S phase 
4. M phase
Subtopic:  Intro to Cell Cycle & Interphase |
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A diploid cell has 2n = 20. The number of chromatids present at the end of S phase is
1. 20 
2. 40 
3. 10 
4. 80
Subtopic:  Intro to Cell Cycle & Interphase | Cell Division: Mitosis (Karyokinesis) |
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Which among the following is not a part of interphase?
1. G₁ 
2. S 
3. G₂ 
4. M
Subtopic:  Intro to Cell Cycle & Interphase |
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In animal cells, the microtubule-organising centre involved in spindle formation is the
1. Centromere 
2. Chromocentre 
3. Kinetochore 
4. Centrosome
Subtopic:  Cell Division: Mitosis (Karyokinesis) |
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Stage of mitosis where sister chromatids separate and migrate to opposite poles is:
1. Prophase 
2. Metaphase 
3. Anaphase 
4. Telophase
Subtopic:  Cell Division: Mitosis (Karyokinesis) |
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Cytokinesis in animal cells typically occurs by
1. Cell plate formation 
2. Fragmentation 
3. Budding 
4. Furrow formation
Subtopic:  Cell Division: Mitosis (Cytokinesis) |
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During plant cell cytokinesis, the structure that appears at the equatorial region to form new cell walls is the
1. Cleavage furrow 
2. Cell plate 
3. Mid-body 
4. Contractile ring
Subtopic:  Cell Division: Mitosis (Cytokinesis) |
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Level 1: 80%+
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