Search results
Results From The WOW.Com Content Network
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]
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]
Alemannisch; Аԥсшәа; العربية; Aragonés; Azərbaycanca; Беларуская; Беларуская (тарашкевіца) Boarisch; Català; Чӑвашла
Image credits: History’s Mysteries From centuries-old cave paintings to rare historical photos, these posts offer glimpses into the past that you don’t come across every day.
The past can be quite fascinating.Those of us living in the present find it really interesting what life was like 50, 100, or even a 1,000 years ago. Luckily, we can go almost 200 years to the ...
Obsolete technology Replacement Still used for Bathing machine: No longer required due to changing social standards of morality Hourglass: Clock: Tasks where a fixed amount of time can be measured with a low-tech solution: Exposure time tracker in saunas (where electronics might be damaged by the heat or ultraviolet light); retro kitchen timers, board games, other short-term timers.
David Hackett Fischer, The Great Wave: Price Revolutions and the Rhythm of History, Oxford University Press, 1996. Joshua S Goldstein, Long Cycles: Prosperity and War in the Modern Age, 1988. Gordon Graham, "Recurrence," The Shape of the Past, Oxford University Press, 1997, ISBN 0-19-289255-X.
The issue of redundant job places is elaborated by the 2019 paper by Natalya Kozlova, according to which over 50% of workers in Russia perform work that requires low levels of education and can be replaced by applying digital technologies. Only 13% of those people possess education that exceeds the level of intellectual computer systems present ...