Evolution has fostered many reproductive strategies across the spectrum of life. From dandelions to giraffes, nature finds a way. One of those ways creates quite a bit of suffering for humans: pollen, ...
In ferns grown in Purdue, male gametophytes can convert to hermaphrodites when antheridiogen is absent This conversion requires localized auxin production, creating a peak of auxin signaling at the ...
Flowering plants, like placental mammals, have an extensive maternal contribution toward progeny development. Plants are distinguished from animals by a genetically active haploid phase of growth and ...
(a) Sporophytes and (b) independent gametophytes. (c) Strap-like individual gametophytes under the microscope. Scale bar is 5.0mm. (d) Clonal forming (reproduction) by gametophytes under the ...
The marine research station is globally recognized for enabling critical ocean-based research in support of the marine biotechnology sector in Canada and internationally. Operated by our Aquatic and ...
This glossary contains specialised and frequently used terms for the mosses, liverworts and hornworts. It is not exhaustive and should be consulted in conjunction with the main glossary for the Flora ...
A new special issue of Applications in Plant Sciences, “Methodologies in Gametophyte Biology,” highlights an often overlooked aspect of the botanical world. A collection of 15 articles describes ...
Alternation of generations between a sporophytic and gametophytic developmental stage is a feature common to all land plants. This review will discuss the evolutionary origins of these two ...
The gametophyte represents the sexual phase in the alternation of generations in plants; the other, nonsexual phase is the sporophyte. Here, we review the evolutionary origins of the male gametophyte ...
A seed consists of an embryo with a packet of nutrition (usually), all housed in a protective coat. They range in size from the dust-like seeds of orchids to coconuts. And they all trace their origin ...
In a mature female gametophyte of angiosperm, one egg cell and two synergid cells, referred to as the “egg apparatus,” originate from the same functional megaspore. How the egg cell and synergid cells ...
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