Pollen: nm Pollen (from the Greek πάλη (palè) either flour or dust) constitutes, in higher plants, the male fertilizing element of the flower: they are tiny grains of more or less ovoid shape of a few tens of micrometers of diameter, initially contained in the anther at the end of the stamens.
The pollen grain is not a gamete but a full gametophyte, that is to say a gamete producer. We cannot make an analogy between the pollen grain and the ...
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