Attachment of spindle fibers to kinetochores of chromosomes becomes evident in :

1. Anaphase

2. Telophase

3. Prophase

4. Metaphase

Subtopic:  Cell Division: Mitosis (Karyokinesis) |
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Which of the following options gives the correct sequence of events during mitosis?

1. Condensation, nuclear membrane disassembly, arrangement at equator, centromere division, segregation, telophase
2. Condensation, crossing over, nuclear membrane disassembly, segregation, telophase
3. Condensation, centromere division, segregation, arrangement at equator, telophase
4. Condensation, nuclear membrane disassembly, crossing over, segregation, telophase

Subtopic:  Cell Division: Mitosis (Karyokinesis) |
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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:  Cell Division: Mitosis (Karyokinesis) |
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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:  Cell Division: Mitosis (Karyokinesis) |
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A stage in cell division is shown in the figure. Select the answer which gives the correct identification of the stage with its characteristics:
 

1.

Late anaphase

Chromosomes move away from the equatorial plate, Golgi complex not present

2.

Cytokinesis

Cell plate formed, mitochondria distributed between two daughter cells

3.

Telophase

Endoplasmic reticulum and nucleolus not reformed yet

4.

Telophase

Nuclear envelop reforms, Golgi complex reforms

Subtopic:  Cell Division: Mitosis (Karyokinesis) |
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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) |
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Select the correct option with respect to mitosis.

1.  Chromatids start moving towards opposite poles in telophase.

2.  Golgi complex and endoplasmic reticulum are still visible at the end of prophase.

3.  Chromosomes move to the spindle equator and get aligned along equatorial plate in metaphase.

4.  Chromatids separate but remain in the center of the cell in anaphase.

Subtopic:  Cell Division: Mitosis (Karyokinesis) |
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At metaphase, chromosomes are attached to the
spindle fibres by their :
1. Centromere
2. Satellites
3. Secondary constrictions
4. Kinetochores

Subtopic:  Cell Division: Mitosis (Karyokinesis) |
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During mitosis ER and nucleolus begin to disappear at

1. late prophase

2. early metaphase

3. late metaphase

4. early prophase

Subtopic:  Cell Division: Mitosis (Karyokinesis) |
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Which stages of cell division do the following figures A and B represent respectively? 

1. Metaphase- Telophase
2. Telophase- Metaphase
3. Late anaphase- Prophase
4. Prophase- Anaphase

Subtopic:  Cell Division: Mitosis (Karyokinesis) |
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