| 词汇 | microspore |
| 释义 | BETA Examples of microsporemicrospore isn’t in the Cambridge Dictionary yet. You can help! Prem-2, a copia-type retroelement in maize is expressed preferentially in early microspores. The plants are accompanied by microspore massulae and megasporangia. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The "in vitro" methods include gynogenesis (ovary and flower culture) and androgenesis (anther and microspore culture). From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. After meiosis, each microspore undergoes mitotic cell division, giving rise to multicellular pollen grains (six nuclei in gymnosperms, three nuclei in flowering plants). From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. A tiny gametophyte develops inside the wall of a microspore, producing a pollen grain. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. A microspore undergoes mitosis and cytokinesis in order to produce two separate cells, the generative cell and the tube cell. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Each microspore then divides mitotically to form an immature microgametophyte called a pollen grain. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Each microspore may become a male gametophyte consisting of a somewhat spherical antheridium within the microspore wall. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. These new microspore cells then undergo mitosis and form a tube cell and a generative cell. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. A pollen grain develops from a microspore in the microsporangium and contains the male gametophyte. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. In the cytosol, the enzyme existed as a series of housekeeping isoforms purposed towards a variety of functions including malate level maintenance during hypoxia, microspore separation, and pathogen defense. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Male-sterile plants (ms6ms6) have smaller flowers (compared to normal type), reduced, shrunken anthers, degenerating microspore tissue imprisoned in locules and a lack of normal pollen in the anthers. |
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