Which of the following stage of meiosis is responsible for deciding genetic constitution of gametes?
Metaphase-II
Anaphase-II
Metaphase-I
Anaphase-I
Related Questions
Which stage of meiosis is characterized by the terminalization of chiasmata?
Leptotene
Zygotene
Pachytene
Diakinesis
If recombination nodules fail to form during Prophase I of meiosis, which process would be directly affected?
Chromosome condensation
Spindle fiber formation
Crossing over
Homologous chromosome pairing
During which stage of meiosis are recombination nodules observed on homologous chromosomes?
Prophase I
Metaphase I
Anaphase I
Telophase I
What will be the DNA content at the end of S-phase of cell if its meiotic products have 8 pg of DNA in each cell?
8 pg
16 pg
4 pg
32 pg
During which stage of meiosis, do the sister chromatids begin to move towards the poles?
Prophase-I
Telophase-I
Anaphase-II
Anaphase-I
Dissolution of the synaptonemal complex occurs during
Pachytene
Zygotene
Diplotene
Leptotene
During meiosis, a hexaploid organism (6n) undergoes a rare mutation where one pair of homologous chromosomes fails to separate during Anaphase I. What will be the ploidy of the resulting gametes?
All gametes will be 3n
Two gametes will be 4n and two will be 2n
Two gametes will be (3n+1) and two will be (3n-1)
One gamete will be 6n, and three will be 0n
During meiosis, when do the homologous chromosomes start to move towards opposite poles of the cell?
Prophase II
Metaphase I
Anaphase I
Telophase II
Crossing over occurs during
Leptotene
Diplotene
Pachytene
Zygotene
Recombinase enzyme is active during
prophase - I
prophase - II
metaphase - I
metaphase - II
