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Summary Stage Literature (2089) Attributions Wiki

Name: mature spermatozoid stage

ECAO ID: 0000120

Definition: "A mature male gamete that is composed of a head, encompassing a compact nucleus, a neck, a middle piece, and a tail (or flagellum) that propels it towards the oocyte upon spawning."

Preceded By: developing spermatozoa stage Succeeded By: 1-cell stage