02365cam a22003133u 4500 2924 UtSlPG 20260610133105.0 m cr n 260607r2001||||utu|||||o|||||||||||||| d UtSlPG en iso639-1 QH Huxley, Thomas Henry, 1825-1895 The Perpetuation of Living Beings, Hereditary Transmission and Variation : Lecture IV. (of VI.), "Lectures to Working Men", at the Museum of Practical Geology, 1863, on Darwin's Work: "Origin of Species" Salt Lake City, UT : Project Gutenberg, 2001 1 online resource : multiple file formats text txt rdacontent computer c rdamedia online resource cr rdacarrier Release date is 2001-11-01 Produced by Amy E. Zelmer, and David Widger "The Perpetuation of Living Beings, Hereditary Transmission and Variation" by Thomas Henry Huxley is a scientific publication written in the late 19th century. The book explores the complex phenomena of reproduction, heredity, and variation in living organisms, delving into both asexual and sexual modes of perpetuation. It aims to understand how living beings pass on their traits and how variations arise within species. In this work, Huxley discusses the two primary modes of reproduction: asexual, where organisms reproduce without the involvement of specialized sexes, and sexual, which involves the combination of male and female gametes. He illustrates how offspring generally inherit traits from their parents, a phenomenon he refers to as "atavism," while also emphasizing the role of variation and the influence of external conditions on genetic change. Through various examples, including the breeding of domestic animals and specific cases of spontaneous variation, Huxley demonstrates how both heredity and environmental factors contribute to the diversity of forms in the natural world, thereby laying foundational ideas for understanding evolution and the continuity of life. (This is an automatically generated summary.) Original publication data not identified Evolution (Biology) Darwin, Charles, 1809-1882. On the origin of species https://www.gutenberg.org/ebooks/2924 44998 44998