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NEET Biology question

BiologyCell Cycle and Cell DivisionNEET

Find the correctly matched pair(s) and choose the correct option. I. Leptotene — The chromosomes become invisible. II. Zygotene — Pairing of homologous chromosomes. III. Pachytene — Dissolution of the synaptonemal complex takes place. IV. Diplotene — Bivalent chromosomes appear as tetrads. V. Diakinesis — Terminalisation of chiasmata takes place.

Answer: (C)

Solution

II is correct: zygotene is defined by synapsis of homologous chromosomes. V is correct: terminalization of chiasmata is a hallmark of diakinesis. I is false (chromosomes become visible, not invisible,

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Question ID VK-127310