Bivalent or Tetrad formation is a characteristic feature observed during :

What is the main function of the spindle fibers during mitosis?

Spindle fibers attach to kinetochores of chromosomes during

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