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Vestiges may refer to: Vestiges of the Natural History of Creation (1844), by Robert Chambers; Vestigiality, genetically determined structures or attributes that have ...
In humans, the vermiform appendix is sometimes called a vestigial structure as it has lost much of its ancestral digestive function.. Vestigiality is the retention, during the process of evolution, of genetically determined structures or attributes that have lost some or all of the ancestral function in a given species. [1]
Ileum, caecum and colon of rabbit, showing Appendix vermiformis on fully functional caecum The human vermiform appendix on the vestigial caecum. The appendix was once believed to be a vestige of a redundant organ that in ancestral species had digestive functions, much as it still does in extant species in which intestinal flora hydrolyze cellulose and similar indigestible plant materials. [10]
Image credits: Vestiges of History Family stories are rarely one type or another. When you look at a photo, you might start talking about a beach vacation, but the conversation could lead to the ...
The gubernaculum is present only during the development of the reproductive system.It is later replaced by distinct vestiges in males and females. The gubernaculum arises in the upper abdomen from the lower end of the gonadal ridge and helps guide the testis in its descent to the inguinal region.
A thesaurus (pl.: thesauri or thesauruses), sometimes called a synonym dictionary or dictionary of synonyms, is a reference work which arranges words by their meanings (or in simpler terms, a book where one can find different words with similar meanings to other words), [1] [2] sometimes as a hierarchy of broader and narrower terms, sometimes simply as lists of synonyms and antonyms.
Kentrophoros lacks a distinct oral apparatus, although densely-spaced kinetids associated with fibers (nematodesmata) at the anterior part of the cell may be vestiges of the oral apparatus. [3] The number and arrangement of nuclei within the cell are also variable between species.
Christianity had reached the Thuringii in the fifth century, but their exposure to it was limited. Their real Christianisation took place, alongside the ecclesiastical organisation of their territory, during the early and mid eighth century under Boniface, who felled their "sacred oak" at Geismar in 724, abolishing the vestiges of their paganism.