The division of Prophase in the five phases is done on the basis of
1. | Chromosomal behavior |
2. | Chromosomal pattern |
3. | Chromosomal movement |
4. | Chromosome structure |
Which of the following does not belong to Prophase I
A. Leptotene
B. Zygotene
C. Diakinesis
D. Interkinesis
Compaction of chromosomes occurs in
1. | Leptotene | 2. | Zygotene |
3. | Diplotene | 4. | Metaphase |
The stage at which chromosomes start pairing together is
A. Pachytene
B. Zygotene
C. Leptotene
D. Diplotene
The synaptonemal complex is visible under
1. | Light microwave |
2. | Electron microscope |
3. | Compound microscope |
4. | Simple microscope |
The synapsed homologous chromosomes form
A. Tetrad
B. Bivalent
C. Both A and B
D. Diad
Bivalent is clearly visible at which stage?
A. Pachytene
B. Leptotene
C. Zygotene
D. Diplotene
Which of the following is the shortest phase among the following?
1. | Prophase l | 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 |