Endosperm Evolutionary origins
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develops endosperm along the cellular pattern and the other half along the nuclear pattern. The evolutionary origins of double fertilization and endosperm are...
Ovule (section Zygote, embryo and endosperm)in the megagametophyte forming a typically polyploid (often triploid) endosperm tissue, which serves as nourishment for the young sporophyte. An integument...
ISBN 978-1-56098-729-1. Raven, J.A.; Edwards, D. (2001). "Roots: evolutionary origins and biogeochemical significance". Journal of Experimental Botany...
Poaceae (section Evolutionary history); Forsberg, R. A. (1995-11-01). "Endosperm Balance Number and the polar-nuclei activation hypotheses for endosperm development in interspecific crosses...
and subtropics. Coconuts are distinct from other fruits because their endosperm contains a large quantity of clear liquid, called "coconut water" or "coconut...
PMID 22567221. Baroux, C.; Spillane, C.; Grossniklaus, U. (2002). "Evolutionary origins of the endosperm in flowering plants". Genome Biology. 3 (9) reviews1026...
Seed (section Evolution and origin of seeds)endosperm and the zygote. Right after fertilization, the zygote is mostly inactive, but the primary endosperm divides rapidly to form the endosperm tissue...
development in the endosperm of the Poaceae, e.g. barley (Hordeum vulgare), rice (Oryza sativa). Syncytium Multicellular organism Ciliate Evolutionary biology Kandler...
Sporophyte (section Evolutionary history)Dimichele WA (1994). "Heterospory - the most iterative key innovation in the evolutionary history of the plant kingdom". Biological Reviews of the Cambridge Philosophical...
Photosynthesis (redirect from Evolutionary origin of photosynthesis)end. The first photosynthetic organisms probably evolved early in the evolutionary history of life and most likely used reducing agents such as hydrogen...
fertilization to form the endosperm, pseudogamous gametophytic apomixis, or in autonomous gametophytic apomixis endosperm fertilization is not required...
gamete combines with two haploid polar nuclei to form a triploid primary endosperm nucleus by the process of vegetative fertilisation. In antiquity, Aristotle...
surrounds the single seed. The embryo is small and surrounded by copious endosperm. Specimen in Berkeley, California Young leaves Buds and staminate (male)...- Reproductive isolation (category Evolutionary biology)The mechanisms of reproductive isolation are a collection of evolutionary mechanisms, behaviors and physiological processes critical for speciation. They...
Rhizophoraceae (section Evolutionary history)hypocotyl meristem in the cotyledonary body, with endosperm overflow from the embryo sac. The growth of an endosperm can force open the micropyle, so that the...
the pollen grain migrate into the ovule to fertilize the egg cell and endosperm nuclei within the female gametophyte in a process termed double fertilization...
at the genus and species level. The mature seeds usually have little endosperm or none. The pollen of composites is typically echinolophate, a morphological...
as between polyploids and their parent species, usually have aberrant endosperm development which impairs their viability, thus contributing to polyploid...- Eukaryote hybrid genome (section Evolutionary outcomes)Interspecies Hybridization Barriers in the Capsella Genus Are Established in the Endosperm". PLOS Genetics. 11 (6): e1005295. doi:10.1371/journal.pgen.1005295. PMC 4472357...
- edition was published in 2016 (Beijing). William Stearn has outlined the origins of ICNCP, tracing it back to the International Horticultural Congress of...
- nucellus—which is easily dissected out as a conical cap covering the apex of the endosperm. A thorough examination of cycadean seeds has recently been made by Miss
- rather than wind. To help with seed dispersal these plants also produced endosperm, as fleshy tasty fruits that animals feed on and carried seeds with them