Synapsis occurs between
1. mRNA and ribosomes
2. Spindle fibers and centromere
3. Two homologous chromosomes
4. A male and a female gamete

Subtopic:  Cell Cycle: Meiosis I | Cell Cycle: Meiosis II |
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During mitosis, endoplasmic reticulum and nucleolus begin to disappear at:

1. Late metaphase 2. Early prophase
3. Late prophase 4. Early metaphase
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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Identify the meiotic stage in which the homologous chromomes separate while the sister chromatids remain associated at their centromeres:

1. Anaphase I 2. Anaphase II
3. Metaphase I 4. Metaphase II
Subtopic:  Cell Division: Mitosis (Karyokinesis) |
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The complex formed by a pair of synapsed homologous chromosomes is called

1. Equatorial plate 2. Kinetochore
3. Bivalent 4. Axoneme
Subtopic:  Cell Cycle: Meiosis I |
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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.
    

Stages Description
1. Telophase Nuclear envelop reforms, Golgi complex reforms
2. Late anaphase Chromosomes move away from equatorial plate, Golgi complex not present
3. Cytokinesis Cell plate formed, mitochondria distributed between two daughter cells
4. Telophase Endoplasmic reticulum and nucleolus not reformed yet
Subtopic:  Cell Division: Mitosis (Karyokinesis) |
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The enzyme recombinase is required at which stage of meiosis ?

1. Pachytene 2. Zygotene
3. Diplotene 4. Diakinesis
Subtopic:  Cell Cycle: Meiosis I |
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During which phase(s) of cell cycle, amount of DNA in a cell remains at 4C level if the initial amount is denoted as 2C ?

1. G0 and G1
2. G1 and S
3. Only G2
4. G2 and M

Subtopic:  Intro to Cell Cycle & Interphase |
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In S phase of the cell cycle
1. Amount of DNA doubles in each cell
2. Amount of DNA remains same in each cell
3. Chromosome number increases
4. Amount of DNA is reduced to half in each cell

Subtopic:  Intro to Cell Cycle & Interphase |
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Arrange the following events of meiosis in correct sequence
(a) Crossing over
(b) Synapsis
(c) Terminalisation of chiasmata
(d) Disappearance of nucleolus

1. (b), (c), (d), (a) 2. (b), (a), (d), (c)
3. (b), (a), (c), (d) 4. (a), (b), (c), (d)
Subtopic:  Cell Cycle: Meiosis II |
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