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:4/11/2017)... MELBOURNE, Florida , April 11, 2017 ... "Company"), a security technology company, announces the appointment of independent ... John Bendheim to its Board of Directors, furthering the ... ... behalf of NXT-ID, we look forward to their guidance and ...
(Date:4/5/2017)... April 5, 2017 Today HYPR Corp. ... the server component of the HYPR platform is officially ... the end-to-end security architecture that empowers biometric authentication across ... has already secured over 15 million users across the ... of connected home product suites and physical access represent ...
(Date:4/3/2017)... , April 3, 2017  Data captured ... engineering platform, detected a statistically significant association ... prior to treatment and objective response of ... potential to predict whether cancer patients will ... treatment, as well as to improve both pre-infusion ...
Breaking Biology News(10 mins):
Other biology dictionary