Q. No.Which of the following is the shortest phase among the following?
1. Prophase l
2. Zygotene
3. Pachytene
4. Both A and B
2. Zygotene
3. Pachytene
4. Both A and B
The appearance of recombination nodule is a characteristic feature of
1. Pachytene
2. Zygotene
3. Diplotene
4. Diakinesis
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 |
Which of the following is an enzyme-mediated process?
1. Crossing over
2. Synapsis
3. Leptotene
4. Both A and B
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
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 |
Recombination completes in
| 1. | The end of pachytene |
| 2. | Just before the end of pachytene |
| 3. | the end of midphase of pachytene |
| 4. | End of zygotene |
The dissolution of the synaptonemal complex is the recognition event of
| 1. | Ending of pachytene |
| 2. | Beginning of diplotene |
| 3. | Beginning of Diakinesis |
| 4. | Ending of Diplotene |
Chromosomes are fully condensed and the meiotic spindle is assembled to prepare the homologous chromosomes for separation. This is a characteristic feature of which of the following option
| 1. | Diplotene | 2. | Diakinesis |
| 3. | Prophase | 4. | Metaphase |
The separation of homologous chromosomes while attachment of sister chromatids remain associated at their centromere is a characteristic feature of which of the following
1.Diplotene
2.Pachytene
3.Anaphase I
4.Anaphase
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