In a plant species with a diploid number of 12, a mutation causes complete failure of cytokinesis following telophase II of meiosis. What would be the ploidy of the resulting megaspore?
Haploid (n=6)
Diploid (2n=12)
Triploid (3n=18)
Tetraploid (4n=24)
Related Questions
If a cell with 2n = 12 chromosomes undergoes meiosis, how many chromosomes will each daughter cell have?
6
12
24
3
During the cell cycle, which of the following processes is exclusive to meiosis I?
Separation of sister chromatids
Pairing of homologous chromosomes
Formation of the spindle apparatus
Cytoplasmic division
If chiasmata are observed to be moving towards the ends of chromosomes during meiosis, which sub-stage of Prophase I is most likely occurring?
Diakinesis
Diplotene
Pachytene
Zygotene
The second meiotic division leads to
Separation of sex chromosomes
Fresh DNA synthesis
Separation of chromatids and centromere
Separation of homologous chromosomes
Dictyotene a is prolonged
Leptotene
Pachytene
Diplotene
Zygotene
Meiosis in AaBb will produce gametes
AB, aB, Ab, ab
AB, ab
Aa, bb
Aa, Bb
During meiosis, the alleles of the parental pair separate or segregated from each other. How many allele(s) is/are then transmitted to a gamete?
Four
Two
Six
One
During which sub-stage of Prophase I of meiosis do recombination nodules appear?
Leptotene
Zygotene
Pachytene
Diplotene
The number of chromosomes becomes half in
Anaphase-I
Anaphase-II
Telpohase-I
Telophase-II
Which of the following events marks the beginning of the diplotene stage of prophase I in meiosis?
Formation of the synaptonemal complex
Synapsis of homologous chromosomes
Crossing over between non-sister chromatids
Dissolution of the synaptonemal complex
