Dictionary definition: gametophyte

Article: Genetic subtraction profiling identifies genes essential for ...
Genome Biology (Online Edition);  October 3, 2007 ;     700+ words ... ... Grossniklaus (corresponding author) [1] Background The life cycle of plants alternates between diploid (sporophyte ... The multicellular gametophytes represent the haploid phase of the life cycle between meiosis and fertilization, during which ...

Dictionary definition: gametophyte
A Dictionary of Plant Sciences;      272 words ...gametophyte A haploid phase of the life cycle of plants, during which gametes are produced by mitosis . It arises from a haploid spore produced by meiosis from a diploid sporophyte ...

Article: Imprinting and Seed Development
Plant Cell;  January 1, 2004 ;     700+ words ... ... distinct components: embryo, endosperm, and seed coat. In plants, mitosis follows meiosis to produce the haploid phase of the plant life cycle, the male and female gametophytes. The angiosperm female gametophyte, the site of fertilization, is ...

Article: Erwinia carotovora elicitors and Botrytis cinerea activate ...
BMC Plant Biology;  October 8, 2007 ;     700+ words ... ... fundamental processes in plant biology. Furthermore, mosses have a simple developmental program and a life cycle with a predominant haploid phase which greatly facilitates genetic analysis [15]. Physcomitrella patens , a relatively small moss ...

Article: Reports outline science study findings from M. Frada and ...
Science Letter;  December 30, 2008 ;     700+ words ... ... haplodiploid life cycle exhibit radically ... noncalcified haploid phase has been completely ... transition to the haploid phase. Thus we have ... susceptibility between life cycle stages with different ... Resistance of the haploid phase of E. huxleyi ...

Article: Plant
Biology;      700+ words ... ... carbohydrate , and lignin , a phenolic compound that stiffens the cellulose fibers. The plant life cycle has two distinct multicellular phases: a haploid phase (in which chromosomes are present only as single copies) and a diploid phase (in which ...

Article: EXPORTIN1 Genes Are Essential for Development and Function of the ...
Genetics;  November 1, 2008 ;     700+ words ... ... possible without XPO1 during the haploid phase, but that XPO1 is crucial for ... embryonic transition. THE life cycle of flowering plants alternates ... sporophytic phase with a highly reduced haploid phase. Within the reproductive structures ...