Which of the following stages of meiosis involves division of centromere?

(1) Anaphase II

(2) Telophase II

(3) Metaphase I

(4) Metaphase II

Subtopic:  Cell Cycle: Meiosis II |
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Match List-I with List-II

List-I List-II
(a) S phase
(b) G2 phase
(c) Quiescent stage
(d) G1 phase
I. Proteins are synthesized
II. Inactive phase
III. Interval between mitosis and initiation of DNA replication
IV. DNA replication

Choose the correct answer from the options given below.

    (a) (b) (c) (d)

1. (iv) (i) (ii) (iii)

2. (ii) (iv) (iii) (i)

3. (iii) (ii) (i) (iv)

4. (iv) (ii) (iii) (i)

Subtopic:  Intro to Cell Cycle & Interphase |
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The centriole undergoes duplication during:

(1) Metaphase

(2) G2 phase

(3) S-phase

(4) Prophase

Subtopic:  Intro to Cell Cycle & Interphase |
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Which stage of meiotic prophase shows terminalisation of chiasmata as its distincitve feature?

(1) Diakinesis

(2) Pachytene

(3) Leptotene

(4) Zygotene

Subtopic:  Cell Cycle: Meiosis I |
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The fruit fly has 8 chromosomes (2n) in each cell. During the interphase of Mitosis if the number of chromosomes at G1 phase is 8, what would be the number of chromosomes after the S phase? 

1. 4

2. 32

3. 8

4. 16

Subtopic:  Intro to Cell Cycle & Interphase |
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Match the following events that occur in their respective phases of cell cycle and select the correct option :

(a) G 1 phase                      (i) Cell grows and organelle duplication

(b) S phase                         (ii) DNA replication and chromosome duplication

(c) G 2 phase                       (iii) Cytoplasmic growth

(d) Metaphase in M-phase     (iv) Alignment of chromosomes

1. (a)-(ii), (b)-(iii), (c)-(iv), (d)-(i)

2. (a)-(iii), (b)-(iv), (c)-(i), (d)-(ii)

3. (a)-(iv), (b)-(i), (c)-(ii), (d)-(iii)

4. (a)-(iii), (b)-(ii), (c)-(i), (d)-(iv)

Subtopic:  Intro to Cell Cycle & Interphase |
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During Meiosis 1, in which stage synapsis takes place?

1. Pachytene

2. Zygotene

3. Diplotene

4. Leptotene

Subtopic:  Cell Cycle: Meiosis I |
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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 one of the following never occurs during mitotic cell division? 
1. Coiling and condensation chromatids 
2. Spindle fibres attach to Kinetochores of chromosomes 
3. Movement of centrioles towards opposite poles 
4. Pairing of homologous chromosomes
Subtopic:  Cell Division: Mitosis (Karyokinesis) |
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The appearance of recombination nodules on homologous chromosomes during meiosis characterizes:
1. Terminalization
2. Synaptonemal complex
3. Bivalent
4. Sites at which crossing over occurs
Subtopic:  Cell Cycle: Meiosis I |
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