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Q. No.The site of attachment of spindle fibers to chromosomes is
1.
Centromere
2.
Telomere
3.
Kinetochore
4.
Sister chromatids
Subtopic: Cell Division: Mitosis (Karyokinesis) |
92%
From NCERT
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Which of the given statements is not related to cytokinesis of a plant cell?
| 1. | New cell wall formation begins with the formation of a precursor called cell plate. |
| 2. | Distribution of plastids in two daughter cells |
| 3. | Wall formation starts in the centre |
| 4. | Formation of a furrow in the plasma membrane |
Subtopic: Cell Division: Mitosis (Cytokinesis) |
77%
From NCERT
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Anastral and acentric cell division
| 1. | Involves aster formation |
| 2. | Found in plants |
| 3. | Involves spindle fibers which arise from centrioles |
| 4. | Both (1) & (2) |
Subtopic: Intro to Cell Cycle & Interphase |
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Metaphase is the best phase to study morphology of chromosomes. How many chromatids you can observe in a somatic cell of human at metaphase?
1. 23
2. 46
3. 92
4. 23 pairs
1. 23
2. 46
3. 92
4. 23 pairs
Subtopic: Cell Division: Mitosis (Karyokinesis) |
54%
From NCERT
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Identify the stages with the help of given features (A and B).
A. movement of chromosomes towards the opposite poles.
B. movement of chromatids towards the opposite poles.
| A | B | |
| 1 | Anaphase II | Anaphase I |
| 2 | Anaphase I | Anaphase II |
| 3 | Metaphase I | Anaphase II |
| 4 | Metaphase II | Metaphase I |
Subtopic: Cell Cycle: Meiosis I | Cell Cycle: Meiosis II |
82%
From NCERT
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Select the correct match.
| 1 | Metaphase | – | Nuclear membranes reassemble |
| 2 | Anaphase | – | Centromere splitting |
| 3 | Telophase | – | Congression |
| 4 | Prophase | – | Interzonal fibers |
Subtopic: Cell Division: Mitosis (Karyokinesis) |
90%
From NCERT
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In an animal cell, cytokinesis is achieved by the formation of
| 1. | Cell plate | 2. | Furrow |
| 3. | Phragmoplast | 4. | Metaphase plate |
Subtopic: Cell Division: Mitosis (Cytokinesis) |
86%
From NCERT
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_____________ represents the most active state of the cell cycle.
1. Metaphase
2. Anaphase
3. Telophase
4. Interphase
1. Metaphase
2. Anaphase
3. Telophase
4. Interphase
Subtopic: Intro to Cell Cycle & Interphase |
70%
From NCERT
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Subtopic: Cell Division: Mitosis (Karyokinesis) |
60%
From NCERT
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Mark the correct event during anaphase\(-I\) of meiosis
| 1. | Homologous chromosomes separate |
| 2. | Non-homologous chromosomes separate |
| 3. | Sister chromatids sperate |
| 4. | Non-sister chromatids separate |
Subtopic: Cell Cycle: Meiosis I | Cell Cycle: Meiosis II |
73%
From NCERT
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