Definition of Megagametophytes. Meaning of Megagametophytes. Synonyms of Megagametophytes

Here you will find one or more explanations in English for the word Megagametophytes. Also in the bottom left of the page several parts of wikipedia pages related to the word Megagametophytes and, of course, Megagametophytes synonyms and on the right images related to the word Megagametophytes.

Definition of Megagametophytes

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Meaning of Megagametophytes from wikipedia

- megasporangium tissue (the nucellus) surround the megagametophyte. Megagametophytes produce archegonia (lost in some groups such as flowering plants),...
- angiosperms. This process involves the fusion of a female gametophyte or megagametophyte, also called the embryonic sac, with two male gametes (sperm). It begins...
- microgametophytes which produce sperm. Megaspores produce reduced megagametophytes inside the spore wall. At maturity, the megaspore cracks open at the...
- least one of the spores develop into haploid female gametophytes, the megagametophytes. The megaspore mother cell arises within the megasporangium tissue...
- A megagametophyte develops with an egg cell within it that develops into an embryo through parthenogenesis. The central cell of the megagametophyte may...
- leaves that bear the megasporangia). Megaspores germinate producing megagametophytes; at maturity one or more archegonia are produced. Eggs develop within...
- ovule. Two sperm are transferred from the pollen to a megagametophyte. Within the megagametophyte, one sperm unites with the egg, forming a zygote, while...
- sizes, both globose, trilete. Megagametophytes and microgametophytes protruding through sporangium wall; megagametophytes floating on water surface with...
- offspring of the haploid generation of microgametophytes (pollen) and megagametophytes (the embryo sacs in the ovules). Each pollen grain accordingly may...
- microspores become microgametophytes (pollen). The megaspores become megagametophytes (embryo sacs).[citation needed] Categorized based on developmental...