In G2 phase of cell cycle
1. RNA synthesis stops.
2. DNA replicates.
3. Deoxyribonucleotide synthesis begins.
4. Tubulin protein synthesis takes place.

Subtopic:  Intro to Cell Cycle & Interphase |
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Alignment of bivalent chromosomes on the equatorial
plate and splitting of centromeres occur respectively
in which of the following stages of cell division?

1. Anaphase I and anaphase II.
2. Metaphase II and anaphase I.
3. Metaphase I and anaphase II.
4. Pachytene and telophase I.

Subtopic:  Cell Cycle: Meiosis I | Cell Cycle: Meiosis II |
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Crossing over takes place between which chromatids and in which stage of the cell cycle?

1. Non-sister chromatids of non-homologous chromosomes at Zygotene stage of prophase I.

2. Non-sister chromatids of homologous chromosomes at Pachytene stage of prophase I.

3. Non-sister chromatids of homologous chromosomes at Zygotene stage of prophase I.

4. Non-sister chromatids of non-homologous chromosomes at Pachytene stage of prophase I.

Subtopic:  Cell Cycle: Meiosis I |
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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 is the characteristic feature of metaphase?

1. Spindle fibres attach to kinetochores of
chromosomes.
2. Initiation of condensation of chromosomal material.
3. Chromosomes cluster at opposite spindle poles.
4. Disappearance of Golgi complexes, endoplasmic
reticulum, nucleolus, and the nuclear envelope.

Subtopic:  Cell Division: Mitosis (Karyokinesis) |
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Which stage of meiosis - I is characterized by the
appearance of recombination nodules?
1. Diplotene
2. Zygotene
3. Diakinesis
4. Pachytene

Subtopic:  Cell Cycle: Meiosis I |
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Which of the following is the correct sequence of events of interphase:-

a. cells metabolically active

b. Duplication of the chromosome but chromosome number remains constant

c. M phased

d. Synthesis of protein [Tubulin]

1. abcd

2. adbc

3. abdc

4. acdb 

 

Subtopic:  Intro to Cell Cycle & Interphase |
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Which of the following is characteristic of prophase I of meiosis I:-

1.  Synapsis in zygotene, genetically different chromatid are seen in pachytene

2.  Exchange of genes in leptotene, genetically similar chromatids are seen in zygotene.

3.  Chiasmata are present in metaphase

4.  Splitting of centromere in anaphase-I

Subtopic:  Cell Cycle: Meiosis I |
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Which of the following is not related to formation of
bivalent?
1. Synapsis
2. Recombinase
3. Zygotene
4. Synaptonemal complex

Subtopic:  Cell Cycle: Meiosis I |
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It begins with the simultaneous splitting of the
centromere of each chromosome, is true for which stage
of Cell division.
1. Anaphase-I 
2. Anaphase-II
3. Anaphase 
4. More than one

Subtopic:  Cell Division: Mitosis (Karyokinesis) | Cell Cycle: Meiosis II |
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