Results 191 to 200 of about 42,297 (224)
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1994
The process of microsporogenesis, or pollen development, encompasses all stages from microsporocyte meiosis to maturation of the male gametophyte. Meiosis is described in some detail in another chapter of this volume, and therefore the focus of this chapter will be on postmeiotic events.
Patricia Bedinger, Scott D. Russell
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The process of microsporogenesis, or pollen development, encompasses all stages from microsporocyte meiosis to maturation of the male gametophyte. Meiosis is described in some detail in another chapter of this volume, and therefore the focus of this chapter will be on postmeiotic events.
Patricia Bedinger, Scott D. Russell
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Gametogenesis and fertilization
1992Abstract Millipedes have separate sexes. Secondary sexual structures have evolved to a high degree to ensure successful transfer of sperm from males to females. In this chapter, all aspects of reproduction will be covered, from the structure of reproductive organs and gametes, through to mating behaviour, egg laying, and early ...
Stephen p. Hopkin, Helen J Read
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Botanical Gazette, 1932
1. A survey of the available literature on sexual reproduction in Vaucheria from Vaucher down to the present time is given. From this survey it appears that the sperms have been observed in all species investigated, with the possible exception of V. geminata (there is some doubt about the plant studied by Schenk being V. geminata). 2.
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1. A survey of the available literature on sexual reproduction in Vaucheria from Vaucher down to the present time is given. From this survey it appears that the sperms have been observed in all species investigated, with the possible exception of V. geminata (there is some doubt about the plant studied by Schenk being V. geminata). 2.
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