Which one of the following is the correct sequence of sub stages of prophase- I of meiosis?
Leptotene — Zygotene — Pachytene — Diplotene — Diakinesis
Leptotene — Zygotene — Pachytene — Diakinesis — Diplotene
Leptotene — Pachytene — Zygotene — Diplotene — Diakinesis
Leptotene — Diplotene — Zygotene — Diakinesis — Pachytene
Regarding the assertion and reason; choose the correct option_____.
Assertion [A]: Prophase I of Meiosis I is the longest phase during the formation of gametes.
Reason [R]: It has five sub-stages Leptotene, Zygotene, Pachytene, Diplotene and
Diakinesis; during which the number of chromosomes is doubled.