can anybody help me in assignment on characteristics of archegoniate
Answers
Explanation:
Archegoniate is.....⤵
of or pertaining to an archegonium.bearing archegonia. and the arche gonium is the female sex organ in mosses, liverworts, ferns, and most conifers.
A mature archegonium is flask-like in shape, without neck canal cells and with an egg (oosphere) in its venter.• At the top of the neck of the archegonium there are four cover cells, which become separated from the archegonium, as soon as the gelatinization of the venter and neck canal cells is over.
For an instance , in anthoceras The development of archegonium begins from a singlesuperficial cell. This cell becomes prominent and acts asarchegonial initial.The archegonial initial first divides vertically, producing threejacket initials which surround an axial cell.The axial cell divides transversely, producing a cover initial anda central cell. Thereafter, the central cell divides by atransverse wall, giving rise to a primary canal cell and aprimary venter cell.