Researchers planning mating experiments are faced with a critical design choice—deciding how many pairs and which pairs of individuals to mate. The number of crosses in a mating experiment can ...

Conjugation (or mating) of ciliates is a unique phenomenon among living beings. They have sex not for reproduction or pleasure — they seek to increase genetic variation. Scientists from St Petersburg ...

Using genetic analyses, researchers have reported multiple paternity in many mammals, including grounddwelling sciurids. Within the marmots, however, genetic mating systems have been described for ...

The monilophytes Blechnum spicant (L.) Sm. and Dryopteris affinis ssp. affinis (Lowe) Fraser-Jenkins show different reproductive strategies under in vitro conditions. While B. spicant exhibits asexual ...

FISH copy has bookplate: Smithsonian Institution Libraries, Purchased from the Bruce Collette Endowment for the Fishes Collection. Genetic Breeding and Molecular Marker-Assisted Selective Breeding of ...