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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Recombination completion leads to

 

1.      Chromosomes attached to each other at the centromere

 

2.      Chromosomes attached to each other at sites of crossing over in the sister chromatids

 

3.      Chromosomes linked at the sites of crossing over

 

4.     Both A and C

Subtopic:  Cell Cycle: Meiosis I |
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