ANP or Atrial Natriuretic Factor is a peptide hormone secreted from the atrial wall. It reduces blood pressure by causing vasodilation. Also... View Article
Atrial Natriuretic Factor is a peptide hormone released from the atrial wall. It is secreted in response to high blood pressure. It causes... View Article
ANP is the Atrial Natriuretic Factor. It is a peptide hormone released from the atrial wall in response to high blood pressure. It causes... View Article
Geitonogamy is the transfer of pollen to another flower of the same plant. Since pollen grains come from the same plant, hence it is called... View Article
Cleistogamous flowers are not dependent on pollinators for pollination and produce assured sets of seeds. Also Check: What Happens To Synergids... View Article
Cleistogamous flowers are invariably autogamous as anther and stigma are in close proximity and are not exposed for cross-pollination. Also... View Article
No, maize is monoecious and has unisexual flowers. Autogamy cannot occur in unisexual flowers as stamen and pistil are present on different... View Article
The outer wall or exine of pollen grains contains sporopollenin. It is one of the most resistant organic compounds known. It protects pollen... View Article
Xenogamy refers to the pollination of pollen grains from the anther of one flower to the stigma of another flower of another plant. Papaya shows... View Article
Chasmogamous flowers have their anthers and stigma exposed, whereas cleistogamous flowers are closed and do not open at all. E.g. Oxalis, Viola... View Article
Cleistogamous flowers do not open at all. Anthers and stigma are in close contact and pollination occurs when pollen grains come in contact with... View Article
Geitonogamy and xenogamy are types of cross-pollination (allogamy). When pollen grains are transferred to the stigma of the other flower of the... View Article
Autogamy refers to the self-pollination between the anther and stigma of the same flower, whereas allogamy refers to cross-pollination. In... View Article
Complete autogamy is rare when anther and stigma are exposed, e.g. in chasmogamous flowers. For autogamy to occur, stigma and anther should be in... View Article
Autogamy is a type of self-pollination wherein pollination between anther and stigma of the same flower takes place. Complete autogamy is rare as... View Article
Bagging refers to the covering of stigma from a bag to prevent contamination of the stigma with undesirable pollen grains. It is done to induce... View Article
Yes, apomictic seeds produce identical progeny. Apomixis is a kind of asexual reproduction, where seeds are produced without fertilisation. There... View Article