Chapter 157 of 2363 min read
Gymnosperms and angiosperms; alternation of generations
Why this is asked: The gymnosperm fact NEET returns to again and again: their endosperm forms before fertilisation, as part of the haploid female gametophyte — the opposite of angiosperms, where the endosperm is triploid precisely because it is a product of fertilisation itself, via triple fusion.
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Open this in the full syllabus view · Botany