Bivalent or Tetrad formation is characteristic feature of Zygotene stage of prophase I of Meiosi I, during which 4 chromatids can be observed on a single centromere.
Bivalent or Tetrad formation is a characteristic feature observed during :
Held on 30 Apr 2022 · Verified 9 Jul 2026.
Synaptonemal complex in zygotene stage
Chiasmata in Diplotene stage
Synaptonemal complex in Pachytene stage
Chiasmata in zygotene stage
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What is the main function of the spindle fibers during mitosis?
Match List-I with List-II \begin{array}{|l|l|l|l|}\hline & List-I & & List-II \\\hline A. & Cells are metabolically active and proliferate & I. & \mathrm{G}_2 phase \\\hline B. & DNA replication takes place & II. & \mathrm{G}_1 phase \\\hline C. & Proteins are synthesised & III. & \mathrm{G}_0 phase \\\hline D. & Quiescent stage with metabolically active cells & IV. & S phase \\\hline\end{array} Choose the correct answer from the options given below:
Match List-I with List-II. $\begin{array}{|l|l|r|l|}\hline & \begin{array}{l} \text{List-I} \\ \text{Event} \end{array} & & \begin{array}{l} \text{List-II} \\ \text{Stage of Prophase-I (Meiosis-I)} \end{array} \\ \hline A. & \text{Chiasmata formation} & I. & \text{Pachytene} \\ \hline B. & \text{Crossing over} & II. & \text{Diakinesis} \\ \hline C. & \text{Synaptonemal complex formation} & III. & \text{Diplotene} \\ \hline D. & \text{Terminalisation of chiasmata} & IV. & \text{Zygotene} \\ \hline \end{array}$ Choose the correct answer from the options given below :
Match List I with List II :  Choose the correct answer from the options given below
Recombination between homologous chromosomes is completed by the end of
Work through every NEET UG Cell Cycle and Cell Division PYQ, year by year.