Biology · CELL CYCLE AND CELL DIVISION

Consider the following statements concerning Prophase I of Meiosis: (A) Leptotene is marked by gradual visibility of chromosomes under the light microscope. (B) Synaptonemal complex dissolution occurs during diplotene, leaving X-shaped chiasmata. (C) Recombination nodules appear during zygotene where synapsis takes place. (D) Diakinesis is characterized by terminalisation of chiasmata and breakdown of nuclear envelope. Choose the correct answer from the options given below:

1. A
   (A), (C) and (D) only
2. B
   (A), (B) and (D) only
3. C
   (B) and (C) only
4. D
   (A) and (B) only