microspore sentence in Hindi
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- Each of these microspores, after further mitoses, becomes a pollen grain ( microgametophyte ) containing two haploid generative ( sperm ) cells and a tube nucleus.
- Tissue culture techniques with respect to wheat and triticale have seen continuous improvements, but the isolation and culturing of individual microspores seems to hold the most promise.
- Spore mother cells in the microsporangia divide by meiosis to form haploid microspores that develop further by two mitotic divisions into immature male gametophytes ( pollen grains ).
- After meiosis, each microspore undergoes mitotic cell division, giving rise to multicellular pollen grains ( six nuclei in gymnosperms, three nuclei in flowering plants ).
- Microspores ( the smaller of the two spore types produced by the fungus ) were not accounted for in their original description, although they are present in the type.
- The microgametophyte a pollen grain which has germinated from a microspore is employed for dispersal, only releasing its desiccation-prone sperm when it reaches a receptive megagametophyte.
- They bear sporocarps of two types, either megasporangia that are few in number ( approximately 10 ), each with single megaspore, or many microsporangia, each with 64 microspores.
- The cones usually bear two kinds of sporangia : lobed megasporangia in the lower part of the cone which produce megaspores and simple microsporangia in the upper part which produce many tiny microspores.
- In a process called "'microsporogenesis "', four haploid microspores are produced from each diploid sporogenous cell ( microsporocyte, pollen mother cell or meiocyte ), after meiotic division.
- The sacs at the bottom of leaves create two types of spores, female ( megaspores, about 0.5 mm diameter ) and male ( microspores, a few micrometres in diameter ).
microspore sentences in Hindi. What are the example sentences for microspore? microspore English meaning, translation, pronunciation, synonyms and example sentences are provided by Hindlish.com.