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sporophyte

The Columbia Encyclopedia, Sixth Edition

sporophyte see gametophyte . ... Read more

sporophyte
World Encyclopedia sporophyte Diploid stage in the life cycle of a plant or alga. Usually, the sporophyte gives rise to haploid spores which germinate to produce...horsetails , conifers and angiosperms , the diploid sporophyte is the dominant phase of the life cycle, the plant body... Read more

sporophyte
Britannica Concise Encyclopedia ...phase. The alternate, sexual phase is the gametophyte . In the sporophyte phase, a diploid ( ploidy ) plant body grows and eventually produces...haploid gametophytes, which then can carry out sexual reproduction. sporophyte sporophyte sporophyte Read more

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	Two theories of origin of the land-plant sporophyte: which is left standing? Magazine article from: The Botanical Review; 4/1/2003; ; 700+ words ; ...generations, specifically the origin of the sporophyte, in embryophytes (land plants) have...approximately a century. The question of initial sporophyte development in the land-plant life cycle...question of whether to interpret the sporophytes we observe today as fundamentally axial... Read more
	Anatomy and development of the fern sporophyte.(Interpreting Botanical Progress) Magazine article from: The Botanical Review; 10/1/1995; ; 700+ words ; ...morphology, and development of the fern sporophyte. We examine some areas in which particularly...The anatomy and morphology of the fern sporophyte have long been of keen interest to biologists...of the developmental anatomy of fern sporophytes. These issues centered on the processes... Read more
	CALLUS CULTURE AND AN UNCONVENTIONAL PATTERN OF SPOROPHYTE REGENERATION IN DRYNARIA QUERCIFOLIA - A MEDICINAL FERN Magazine article from: In Vitro Cellular & Developmental Biology; 11/1/2006; ; 700+ words ; ...regeneration studies. A significant amount of sporophyte regeneration was observed on solid medium...947;-dimethylallylamino) purine (2iP). Sporophyte regeneration from callus followed an...thickness with a microrhizome were formed as sporophyte initials. Prolonged cultures of these... Read more
	pur4 Mutations Are Lethal to the Male, But Not the Female, Gametophyte and Affect Sporophyte Development in Arabidopsis[C][W] Magazine article from: Plant Physiology; 6/1/2008; ; 700+ words ; Purine metabolism is crucial in living cells and involves three complex pathways in plants: the de novo synthesis, the salvage, and the degradation pathways. The relative importance of each pathway in plant development and reproduction, however, is still unclear. We identified two T-DNA insertions Read more
	Arsenic Hyperaccumulation in Gametophytes of Pteris vittata. A New Model System for Analysis of Arsenic Hyperaccumulation1 Magazine article from: Plant Physiology; 10/1/2004; ; 700+ words ; The sporophyte of the fern Pteris vittata is known...the environment. However, because the sporophyte of P. vittata is a slow growing perennial...abundant haploid spores from the parent sporophyte plant which upon germination develop... Read more
	Comparative analysis of the Arabidopsis pollen transcriptome1[w] Magazine article from: Plant Physiology; 6/1/2003; ; 700+ words ; ...comparison with the transcriptome of the sporophyte throughout development, the pollen transcriptome...pollen transcriptome with that of the sporophyte, which provides ample potential to influence...occur (Maynard Smith, 1971). Unlike sporophytes, with a typical spontaneous mutation... Read more
	Female Gametophyte Development Magazine article from: Plant Cell; 1/1/2004; ; 700+ words ; ...multicellular diploid organism, the sporophyte. Angiosperms have both female...and function. Gametophytes and sporophytes differ morphologically and functionally...The major function of diploid sporophyte generation is to produce haploid... Read more
	A Novel Arsenate Reductase from the Arsenic Hyperaccumulating Fern Pteris vittata1 Magazine article from: Plant Physiology; 8/1/2006; ; 700+ words ; Pteris vittata sporophytes hyperaccumulate arsenic to 1% to 2% of their dry weight. Like the sporophyte, the gametophyte was found to reduce...other homosporous ferns, each P. vittata sporophyte produces and releases abundant haploid... Read more
	Microscopic mating game Magazine article from: Natural History; 5/1/1999; ; 305 words ; ...kinds, or generations, of plants: the sporophyte and the gametophyte. The former is the...that grows in our lawns-these are all sporophytes, whose job it is to produce two kinds...what leads to the creation of the next sporophyte: a new, diploid individual with a full... Read more
	Helping Mother Nature Newspaper article from: Deseret News (Salt Lake City); 9/20/2004; ; 679 words ; Few people get as excited about moss as field biologist Quentin Lawrence. A sporophyte spotting sends her into a whirlwind of excitement as she wades through creeks in Alta's Albion Basin searching for elusive moss... Read more

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	Odors produced by entomophilous mosses are "fungal" not "floral". (South Carolina Academy of Sciences Abstracts).(biology research)(Brief Article) Magazine article from: Bulletin of the South Carolina Academy of Science; 1/1/2003
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