autospermとは 意味・読み方・使い方

名詞

autosperm (countable かつ uncountable, 複数形 autosperms)

1. (biology) Sperm that has been produced endogenously.
   • 1998, Tim R. Birkhead & ‎Anders Pape Møller, Sperm Competition and Sexual Selection, ISBN 0080541593, page 237:

     Mating events whereby autosperm are donated to one partner while receiving allosperm from a third individual are known from sea slugs (see Chapter 8) and a monogenean flatworm (MacDonald かつ Caley 1975).

   • 2000, Robert T. Dillon, The Ecology of Freshwater Molluscs, ISBN 1139426990, page 80:

     They seem to have mechanisms that favour fertilization by allosperm (donated by a partner) over autosperm (produced endogenously).

   • 2011, Gregory A. Lewbart, Invertebrate Medicine, ISBN 0813817587, page 101:

     During copulation, the penis deposits the autosperm (which now become allosperm) into the vaginal channel of the distal hermaphroditic duct of another animal. The allosperm then travel to the spermatotheca.

使用する際の注意点

This term is used primarily when discussing hermaphroditic organisms, to resolve the ambiguity of where sperm within the organism originated.

関連する語

• allosperm