What chromosome set is typical for sperm and endosperm cells of a flowering plant seed? Explain from which initial cells and as a result of what division these cells are formed
1. Sperm — n, in endosperm cells — 3n. 2. Sperm are formed from a haploid spore (generative cell) as a result of mitosis, 3. endosperm is formed by the fusion of two nuclei of the central cell of the embryonic sac (2n) and one sperm (n).
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