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Sperm Chemotaxis during the Process of Fertilization in the Ascidians Ciona savignyi and Ciona intestinalis

โœ Scribed by Manabu Yoshida; Kazuo Inaba; Masaaki Morisawa

Book ID
115596997
Publisher
Elsevier Science
Year
1993
Tongue
English
Weight
565 KB
Volume
157
Category
Article
ISSN
0012-1606

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The solitary ascidians Ciona intestinalis and Ciona savignyi co-occur in southern California harbors, but no hybrids have been recognized in nature. Numerous differences in their egg morphology were detected. Homologous (normal outcross) fertilization yielded 96-99% cleavage, where autologous (self)