Project Gutenberg 2020-05-02 Public domain in the USA. 145 Blumenbach, Johann Friedrich 1752 1840 Blumenbach, J. Friedrich (John Friedrich) Blumenbach, J. F. (John Friedrich) Über den Bildungstrieb Wikipedia page about this book: https://de.wikipedia.org/wiki/Bildungstrieb Produced by Peter Becker, Reiner Ruf, and the Online Distributed Proofreading Team at https://www.pgdp.net. This file was produced from images generously made available by the Universitätsbibliothek Tübingen (http://idb.ub.uni-tuebingen.de/digitue/tue/). "Über den Bildungstrieb" by Johann Friedrich Blumenbach is a scientific publication written in the late 18th century. The work delves into the concept of the 'Bildungstrieb' or formative drive, proposing a unique perspective on the processes of generation and development in living beings. Blumenbach's inquiry focuses on the mechanisms that lead to the emergence of new forms in the biological realm, drawing distinctions between various hypotheses surrounding reproduction and evolution. At the start of the text, Blumenbach expresses his ongoing investigation into the formative drive, which he previously discussed in an earlier publication. He highlights the complexity and historical intrigue surrounding the subject of generation, noting its prominent place in the natural sciences and philosophical discourse. The opening portion introduces the core debate between two principal theories—epigenesis, which suggests that organisms develop progressively from an undifferentiated state, and preformation, which posits that all living organisms are preformed in miniature. Blumenbach outlines this dichotomy, indicating his intent to critique existing hypotheses while offering insights based on careful observation and analysis of natural phenomena. (This is an automatically generated summary.) Reading ease score: 51.4 (10th to 12th grade). Somewhat difficult to read. de Reproduction QH Text Category: German Literature Category: Science - Biology Category: Philosophy & Ethics 136724 2025-07-24T13:35:02.306607 text/html 115525 2024-10-17T18:04:44 text/html 502529 2025-07-24T13:35:05.704591 application/epub+zip 500690 2025-07-24T13:35:03.036587 application/epub+zip 108028 2025-07-24T13:35:02.680635 application/epub+zip 556898 2025-07-24T13:35:07.694056 application/x-mobipocket-ebook 537920 2025-07-24T13:35:05.320570 application/x-mobipocket-ebook 145974 2022-09-28T00:59:21.897389 application/x-mobipocket-ebook 108049 2025-07-24T13:35:02.012604 text/plain; charset=us-ascii 88133 2024-10-17T18:04:44 text/plain; charset=us-ascii 17112 2025-07-24T13:35:07.827060 application/rdf+xml 21058 2025-07-24T13:35:02.771574 image/jpeg 3079 2025-07-24T13:35:02.725576 image/jpeg 444502 2025-07-24T13:35:02.333639 application/octet-stream application/zip Archives containing the RDF files for *all* our books can be downloaded at https://book.klll.cc/wiki/Gutenberg:Feeds#The_Complete_Project_Gutenberg_Catalog de.wikipedia en.wikipedia