Select the incorrectly matched pair w.r.t the ploidy level of different structures of an angiosp...
Select the incorrectly matched pair w.r.t the ploidy level of different structures of an angiospermous ovule.
(1) Nucellus \( -2 n \)
(2) Functional megaspore \( -\mathrm{n} \)
(3) Megaspore mother cell \( -n \)
(4) \( \mathrm{PEN}-3 n \)
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