Navigation Links
Polar nuclei


Aspects of the topic polar-nucleus are discussed in the following places at Britannica. Assorted References angiosperm gametophytes ( in plant reproductive system: Angiosperms ) ...micropyle, one functions as an egg. As the pollen tube discharges its contents into the female gametophyte, the egg nucleus is fertilized by one of the sperm, the other unites...
Full article >>>

... sperm combines with the two polar nuclei of the large central cell of ... The remaining two nuclei, called polar nuclei, share the cytoplasm of the large ...
Full article >>>

... (orange), central cell with two polar nuclei (bright green), and antipodals (dark ... The large central cell of the embryo sac contains two polar nuclei. ...
Full article >>>

b. two polar nuclei have migrated to the center of the large central cell. ... and synergids, as well as the polar nuclei are positioned within the embryo sac. ...
Full article >>>

Chemical bonding: Part 4 of 10; Polar covalence. ... The answer is yes, if the two nuclei have equal electron attracting powers. ...
Full article >>>

The egg cell and polar nuclei are contained within the embryo sac. ... nucleus fertilizes a polar cell with two 1N nuclei, generating a 3N triploid ...
Full article >>>

... in the center containing two polar nuclei is called the endosperm mother cell. ... fuses with the two haploid polar nuclei (ABC and ABC) within the ...
Full article >>>

Encyclopedia article about exine. Information about exine in the Columbia ... and the other fuses with the polar nuclei to form endosperm (food-storage tissue) ...
Full article >>>

central nuclei fuse to form a diploid polar nucleus that ... chalazal antipodal cells, two polar nuclei in a central cell, and a three-celled ...
Full article >>>

Double fertilization The parts of a flower Double fertilization Double ... The remaining two nuclei, called polar nuclei, share the cytoplasm of the large ...
Full article >>>

ovule n. Botany. A minute structure in seed plants, containing the embryo sac and ... The large central cell of the embryo sac contains two polar nuclei. ...
Full article >>>

The other sperm cell fertilizes a part of the ovary called the polar nuclei. The polar nuclei develop into the endosperm, the part of a seed that stores ...
Full article >>>


'"/>


(Date:10/29/2014)... a large cohort of kidney cancer patients in Europe ... -- and reveals an apparent link between exposure to ... Romania. , The research, by an international team led ... Innovation Centre in Montreal, underscores the importance of investigating ... found in plants of the Aristolochia genus, also has ...
(Date:10/28/2014)... (NIH) announced awards to expand the Office of ... for Advancing Translational Sciences (ORDR-NCATS) collaborative Rare Diseases ... physician scientists at 22 consortia will work with ... and investigate new treatments for patients with rare ... million in fiscal 2014 funding from NIH. , ...
(Date:10/28/2014)... and juices are associated with a lower risk of ... University of East Anglia (UEA). , Research published ... and flavanones (both subclasses of dietary flavonoids) significantly decrease ... cause of cancer death among women. , The ... aged between 25 and 55 for more than three ...
Breaking Biology News(10 mins):Study sheds light on genetic architecture of kidney cancer 2Study sheds light on genetic architecture of kidney cancer 3NIH's ORDR-NCATS RDCRN & NICHD awards U54 cooperative agreement for natural history study 2NIH's ORDR-NCATS RDCRN & NICHD awards U54 cooperative agreement for natural history study 3Tea and citrus products could lower ovarian cancer risk, new UEA research finds 2
... WASHINGTON Synthetic biology promises to enable cheap, lifesaving ... suffer from malaria, and to create innovative biofuels that ... the science and its applications are raising questions: ... purposely changing the definition of what is life? ...
... Carolina, there are five strange looking "patches" cleared out ... circles carved by aliens. , They,re actually budding longleaf ... St. Louis and their collaborators at North Carolina State ... Washington have created these ecological patches with the help ...
... French . Plant researchers from ... announced a major breakthrough in a developmental process called ... reversal of what is called epigenetic silencing in plants. ... better understanding of gene regulation in the continuing quest ...
Cached Biology News:Synthetic biology: Is ethics a showstopper? 2Study on wildlife corridors shows how they work over time 2Study on wildlife corridors shows how they work over time 3Study on wildlife corridors shows how they work over time 4Plants display 'molecular amnesia' 2Plants display 'molecular amnesia' 3
Other biology dictionary