Which of the following maintain the constant number of chromosomes generation after generation?
When synapsis is complete all along the chromosome, the cell is said to have entered a stage called
Chiasmata are most appropriately observed in meiosis during :
Chiasmata is observed in meiosis during diplotene, sub stage of Prophase-I. It is the result of crossing over. Each chiasmata is the site of an exchange between chromatids. It is produced by breakage and reunion between any two of the four strands present at each site.
Lampbrush chromosomes are seen in which typical stage
Colchicine prevents the mitosis of the cells at which of the following stage?
In meiosis division is
Ist reductional and IInd equational
Ist equational and IInd reductional