Browsing FAS Scholarly Articles by Keyword "heterotachy"
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Inclusive Taxon Sampling Suggests a Single, Stepwise Origin of Ectolecithality in Platyhelminthes
(Wiley-Blackwell, 2014)Ectolecithality is a form of oogenesis unique within Metazoa but common in Platyhelminthes, in which almost yolkless oocytes and tightly associated yolk cells are deposited together in egg capsules. Despite profound impacts ...