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Which of the following is not true for leptotene phase?(a) It is a short phase(b) Chromosomes have beads on a string appearance(c) Longitudinal double nature of chromosome starts to appear(d) Bouquet like structure is formedI got this question during an online interview.The question is from Meiosis Prophase 1 : Leptotene in chapter Chromosomal Changes During Meiosis of Cytogenetics

Answer»

Right option is (c) Longitudinal double nature of chromosome starts to appear

Best explanation: In leptotene PHASE the chromosomes have BEAD on string appearance with the chromatin fiber arranged like LATERAL loops on axis. But the bivalent nature is not yet visible at that TIME.



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