Compaction of chromosomes occurs in

 

1.      Leptotene

 

2.      Zygotene

 

3.      Diplotene

 

4.     Metaphase

Subtopic:  Cell Cycle: Meiosis I |
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The stage at which chromosomes start pairing together is

 

1.      Pachytene

 

2.      Zygotene

 

3.      Leptotene

 

4.     Diplotene

Subtopic:  Cell Cycle: Meiosis I |
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The synaptonemal complex is visible under
1. Light microwave

2. Electron microscope

3. Compound microscope

4. Simple microscope

Subtopic:  Cell Cycle: Meiosis I |
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The synapsed homologous chromosomes form

 

1.      Tetrad

 

2.      Bivalent

 

3.      Both A and B

 

4.     Diad

Subtopic:  Cell Cycle: Meiosis I |
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Bivalent is clearly visible at which stage?

 

1.      Pachytene

 

2.      Leptotene

 

3.      Zygotene

 

4.     Diplotene

Subtopic:  Cell Cycle: Meiosis I |
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Which of the following is the shortest phase among the following?

 

1.      Prophase l

 

2.      Zygotene

 

3.      Pachytene

 

4.     Both A and B

Subtopic:  Cell Cycle: Meiosis I |
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The appearance of recombination nodule is  a characteristic feature of

 

1.      Pachytene

 

2.      Zygotene

 

3.      Diplotene

 

4.     Diakinesis

Subtopic:  Cell Cycle: Meiosis I |
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Recombination nodules are

1.      Sites over sister chromatids

2.      Sites over non-sister chromatids

3.      Sites over homologous chromosomes

4.     Sites over non-homologous chromosomes

Subtopic:  Cell Cycle: Meiosis I |
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Which of the following is an enzyme-mediated process?

 

1.      Crossing over

 

2.      Synapsis

 

3.      Leptotene

 

4.     Both A and B

Subtopic:  Cell Cycle: Meiosis I |
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Recombination of genetic material occurs

 

1.      Because of synapsis

 

2.      Because of crossing over

 

3.      Because of termination of chiasmata

 

4.     Because of X Shaped structure

Subtopic:  Cell Cycle: Meiosis I |
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