meristematic वाक्य
उदाहरण वाक्य
मोबाइल
- The fungus grows within the meristematic tissue and induces formation of flowering structures which it colonises to produce its teliopores.
- Gibberellic acid controls cellular differentiation, so its block is needed for maintenance of meristematic cells and for their proliferation.
- "Drynaria " lends its name to a certain type of prothallial germination, the'meristematic cell.
- The cells of meristematic tissues are similar in structure and have thin and elastic primary cell wall made up of cellulose.
- In that sense, the meristematic cells are frequently compared to the stem cells in animals, which have an analogous behavior and function.
- Such cells are called meristematic cells in higher plants and embryonic stem cells in animals, though some groups report the presence of adult pluripotent cells.
- These determinate nodules lose meristematic activity shortly after initiation, thus growth is due to cell expansion resulting in mature nodules which are spherical in shape.
- Others yield more complex organization such as aggregates where the central hyphae possess enlarged diameters, or exhibiting apically extending hyphae that superficially resemble meristematic activity.
- We examine the cellular, physiological and molecular similarities and differences between plant meristematic stem cells and embryogenic stem cells originating directly from single somatic cells ."
- Thus failure to isolate plant stem cells from meristematic tissues prompted scientists to administer plant cell culture by using callus ( dedifferentiated cells ) as an alternative to plant stem cells.
- Root meristematic tissues have been found to contain patterns for histone H4 lysine 5 acetylation, histone H3 lysine 4 and 9 di methylation and DNA methylation as 5-methyl cytosine.
- In micropropagation, a type of asexual reproduction, any part of the plant may be used, though it is usually a highly meristematic part such as root and stem ends or buds.
- These are the source of all growth in plants, and, while some species can generate new meristematic tissue from stem cells, it is not usually a good idea to remove all meristems.
- Braszewska-Zalewska, Agnieszka, and Robert Hasterok . Epigenetic Modifications of Nuclei Differ between Root Meristematic Tissues of Hordeum Vulgare . Plant Signaling & Behavior 8.10 ( 2013 ) : e26711.
- A "'meristem "'is the tissue in most plants containing undifferentiated cells ( "'meristematic cells "'), found in zones of the plant where growth can take place.
- He has ( following a distinguished war record as Director of Aircraft Equipment II ) been successful in recent years in isolating from coconut milk the factors which promote or maintain plant cells in the embryonic or meristematic condition.
- The " shoot apical meristem " ( SAM ) gives rise to organs like the leaves and flowers, while the " root apical meristem " ( RAM ) provides the meristematic cells for the future root growth.
- While each other species of " Gleichenia " have a repetitively branching frond, " G . abscida "'s frond consists of just two blades, with the apical axil between these two blades lacking meristematic tissue.
- Plant stem cells are also characterized by their location in specialized structures called meristematic tissues, which are located in root apical meristem ( RAM ), shoot apical meristem ( SAM ), and vascular system ( ( pro ) cambium or vascular meristem .)
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