Project Gutenberg 2020-10-24 Public domain in the USA. 218 Morgan, Thomas Hunt 1866 1945 Morgan, T. H. (Thomas Hunt) Evolution and Adaptation The problem of adaptation -- The theory of evolution -- Darwin's theories of artificial and of natural selection -- Darwin's theory of sexual selection -- The inheritance of acquired characters -- Continuous and discontinuous variation and heredity -- Evolution as the result of external and internal factors -- The origin of the different kinds of adaptations -- Tropisms and instincts as adaptations -- Sex as an adaptation -- Summary and general conclusions. E-text prepared by Turgut Dincer, Barry Abrahamsen, and the Online Distributed Proofreading Team (http://www.pgdp.net) from page images generously made available by Internet Archive (https://archive.org) "Evolution and Adaptation" by Thomas Hunt Morgan is a scientific publication written in the early 20th century. The book explores the complex relationship between organisms and their environment, focusing on the adaptations of both animals and plants. Morgan discusses various aspects of biological thought, particularly the ongoing debates around evolution and adaptation, shedding light on how these concepts have been understood and interpreted within the scientific community. The opening of the work discusses the long-standing interest in and significance of the adaptations of organisms to their environments. Morgan poses fundamental questions about the origins of these adaptations, suggesting that they may not solely arise from Darwinian natural selection. He emphasizes the need for speculative thought and a re-examination of adaptation, indicating that while many questions remain unresolved, the exploration of these themes is critical for advancing biological research. Through examples and philosophical reflections, the text builds a foundation for a comprehensive dialogue about evolution and adaptation that will unfold in subsequent chapters. (This is an automatically generated summary.) Reading ease score: 51.3 (10th to 12th grade). Somewhat difficult to read. en Evolution (Biology) Adaptation (Biology) QH Text Category: Science - Biology 1118172 2025-09-25T08:00:36.853230 text/html 1076430 2024-10-18T07:24:08 text/html 2811912 2025-09-25T08:00:50.466203 application/epub+zip 2820497 2025-09-25T08:00:39.768267 application/epub+zip 467645 2025-09-25T08:00:38.311284 application/epub+zip 3111433 2025-09-25T08:00:58.599299 application/x-mobipocket-ebook 3015652 2025-09-25T08:00:48.985180 application/x-mobipocket-ebook 664562 2022-09-28T16:51:41.348439 application/x-mobipocket-ebook 979235 2025-09-25T08:00:35.137249 text/plain; charset=us-ascii 959301 2024-10-18T07:24:08 text/plain; charset=us-ascii 16712 2025-09-25T08:00:58.799147 application/rdf+xml 21319 2025-09-25T08:00:38.504226 image/jpeg 2299 2025-09-25T08:00:38.408239 image/jpeg 2775078 2025-09-25T08:00:36.995279 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 en.wikipedia