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Preventing Self-fertilization

Beverley J. Glover

in Understanding Flowers and Flowering: An integrated approach

Published in print:
2007
Published Online:
January 2008
ISBN:
9780198565970
eISBN:
9780191714009
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198565970.003.0012
Subject:
Biology, Plant Sciences and Forestry

Perfect (hermaphrodite) flowers can, assuming no other constraints, self-pollinate, and fertilize their own ovules. This guaranteed sexual reproduction gives self-pollinating plants the ability to ... More


Clonality by Incest: Hermaphroditic Self-Fertilization

John C. Avise

in Clonality: The Genetics, Ecology, and Evolution of Sexual Abstinence in Vertebrate Animals

Published in print:
2008
Published Online:
January 2009
ISBN:
9780195369670
eISBN:
9780199871063
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780195369670.003.0006
Subject:
Biology, Evolutionary Biology / Genetics

Habitual self-fertilization by hermaphroditic individuals is a sexual route by which genetically identical individuals can arise. The phenomenon occurs in various plants and invertebrates but is ... More


Sexual selection

Graham Bell

in Selection: The Mechanism of Evolution

Published in print:
2007
Published Online:
May 2008
ISBN:
9780198569725
eISBN:
9780191717741
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198569725.003.0012
Subject:
Biology, Evolutionary Biology / Genetics

There is good but not conclusive evidence that sex is indirectly selected because it facilitates adaptation, and in particular adaptation to coevolving antagonists. Competition for sexual partners ... More


Dual-sex Invertebrates

John C. Avise and Trudy Nicholson

in Hermaphroditism: A Primer on the Biology, Ecology, and Evolution of Dual Sexuality

Published in print:
2011
Published Online:
November 2015
ISBN:
9780231153867
eISBN:
9780231527156
Item type:
chapter
Publisher:
Columbia University Press
DOI:
10.7312/columbia/9780231153867.003.0003
Subject:
Biology, Evolutionary Biology / Genetics

This chapter examines hermaphroditism in invertebrates. Hermaphroditism is widespread and common in invertebrates, having been documented in more than 65,000 species representing nearly 70 percent of ... More


Darwin’s Variation, Insects, and a Traveling Naturalist, 1868–1876

David A. West

in Darwin's Man in Brazil: The Evolving Science of Fritz Müller

Published in print:
2016
Published Online:
January 2017
ISBN:
9780813062600
eISBN:
9780813051581
Item type:
chapter
Publisher:
University Press of Florida
DOI:
10.5744/florida/9780813062600.003.0007
Subject:
Society and Culture, Latin American Studies

This chapter deals with diverse natural historical projects Müller pursued between 1868 and1876. He investigated numerous plants (including their means of pollen and seed dispersal) and animals ... More


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