tube nucleus मीनिंग इन हिंदी

उदाहरण वाक्य

1. Each of these microspores, after further mitoses, becomes a pollen grain ( microgametophyte ) containing two haploid generative ( sperm ) cells and a tube nucleus.
2. The sperms are interconnected and dimorphic, the large one, in a number of plants, is also linked to the tube nucleus and the interconnected sperm and the tube nucleus form the " male germ unit ".
3. The sperms are interconnected and dimorphic, the large one, in a number of plants, is also linked to the tube nucleus and the interconnected sperm and the tube nucleus form the " male germ unit ".