On Germinal Selection as a Source of Definite Variation (Registro nro. 74923)
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| fixed length control field | 02507cam a22003133u 4500 |
| 001 - CONTROL NUMBER | |
| control field | 34077 |
| 003 - CONTROL NUMBER IDENTIFIER | |
| control field | UtSlPG |
| 005 - DATE AND TIME OF LATEST TRANSACTION | |
| control field | 20260610133758.0 |
| 006 - FIXED-LENGTH DATA ELEMENTS--ADDITIONAL MATERIAL CHARACTERISTICS | |
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| 007 - PHYSICAL DESCRIPTION FIXED FIELD--GENERAL INFORMATION | |
| fixed length control field | cr n |
| 008 - FIXED-LENGTH DATA ELEMENTS--GENERAL INFORMATION | |
| fixed length control field | 260607r2010||||utu|||||o|||||||||||||| d |
| 040 ## - CATALOGING SOURCE | |
| Original cataloging agency | UtSlPG |
| 041 #7 - LANGUAGE CODE | |
| Language code of text/sound track or separate title | en |
| Source of code | iso639-1 |
| 050 #4 - LIBRARY OF CONGRESS CALL NUMBER | |
| Classification number | QH |
| 100 1# - MAIN ENTRY--PERSONAL NAME | |
| Personal name | Weismann, August, |
| Dates associated with a name | 1834-1914 |
| 245 10 - TITLE STATEMENT | |
| Title | On Germinal Selection as a Source of Definite Variation |
| 264 #1 - PRODUCTION, PUBLICATION, DISTRIBUTION, MANUFACTURE, AND COPYRIGHT NOTICE | |
| Place of production, publication, distribution, manufacture | Salt Lake City, UT : |
| Name of producer, publisher, distributor, manufacturer | Project Gutenberg, |
| Date of production, publication, distribution, manufacture, or copyright notice | 2010 |
| 300 ## - PHYSICAL DESCRIPTION | |
| Extent | 1 online resource : |
| Other physical details | multiple file formats |
| 336 ## - CONTENT TYPE | |
| Content type term | text |
| Content type code | txt |
| Source | rdacontent |
| 337 ## - MEDIA TYPE | |
| Media type term | computer |
| Media type code | c |
| Source | rdamedia |
| 338 ## - CARRIER TYPE | |
| Carrier type term | online resource |
| Carrier type code | cr |
| Source | rdacarrier |
| 500 ## - GENERAL NOTE | |
| General note | Release date is 2010-10-15 |
| 508 ## - CREATION/PRODUCTION CREDITS NOTE | |
| Creation/production credits note | Produced by Bryan Ness, Keith Edkins and the Online<br/>Distributed Proofreading Team at https://www.pgdp.net (This<br/>file was produced from images generously made available<br/>by The Internet Archive/American Libraries.) |
| 520 ## - SUMMARY, ETC. | |
| Summary, etc. | "On Germinal Selection as a Source of Definite Variation" by August Weismann is a scientific publication written in the late 19th century. The work discusses the theory of germinal selection as a mechanism of evolution, aiming to clarify and expand upon the principles of natural selection originally proposed by Darwin and Wallace. Weismann seeks to argue that variation and adaptation arise not purely from random chance but through underlying processes connected to the germinal elements of organisms, which can direct the course of evolution. The opening of this work presents the author's preliminary arguments and the context for his theory. Weismann introduces the concept of germinal selection, which posits an internal mechanism that influences the direction of variation in response to external environmental pressures. He discusses the criticisms of conventional selection theories and emphasizes the importance of exploring deeper biological mechanisms, arguing that understanding the role of germs and determinants is essential for explaining how useful variations arise and how organisms adapt to their environments over generations. The preface sets the stage for a detailed analysis of heredity, variation, and selection, showcasing Weismann's ambition to enhance the discourse on evolutionary biology. (This is an automatically generated summary.) |
| 534 ## - ORIGINAL VERSION NOTE | |
| Note about original | Original publication data not identified |
| 653 ## - INDEX TERM--UNCONTROLLED | |
| Uncontrolled term | Variation (Biology) |
| 700 1# - ADDED ENTRY--PERSONAL NAME | |
| Personal name | McCormack, Thomas J. |
| Fuller form of name | (Thomas Joseph), |
| Dates associated with a name | 1865-1932 |
| 856 40 - ELECTRONIC LOCATION AND ACCESS | |
| Uniform Resource Identifier | <a href="https://www.gutenberg.org/ebooks/34077">https://www.gutenberg.org/ebooks/34077</a> |
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