NEET Biology question

Biology Cell Cycle and Cell Division NEET

Arrange the following events of meiosis in the correct sequence. I. Terminalisation II. Crossing over III. Synapsis IV. Disjunction of genomes

(A)IV, III, II and I
(B)III, II, I and IVCorrect
(C)II, I, IV and III
(D)I, IV, III and II

Answer: (B)

Solution

Synapsis (pairing, zygotene) must occur before crossing over (pachytene), which is followed by chiasma

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Question ID VK-127292