By John C. Avise
Conceptual Breakthroughs in Evolutionary Genetics is a pithy, vigorous booklet occupying a distinct niche―the conceptual heritage of evolutionary genetics― no longer inhabited by means of the other on hand remedy. Written by way of a world-leading authority in evolutionary genetics, this paintings encapsulates and ranks 70 of the main major paradigm shifts in evolutionary biology and genetics in the course of the century-and-a-half on the grounds that Darwin and Mendel. The technology of evolutionary genetics is crucial to all of biology, yet many scholars and different practitioners have little wisdom of its ancient roots and conceptual advancements. This booklet fills that wisdom hole in a thought-provoking and readable layout.
This attention-grabbing chronological trip alongside the various conceptual pathways to our glossy realizing of evolutionary and genetic rules is an excellent springboard for discussions in undergraduate or graduate seminars in evolutionary biology and genetics. yet greater than that, a person attracted to the heritage and philosophy of technology will locate a lot of worth among its covers.
- Provides a relative score of 70 seminal breakthroughs and paradigm shifts within the box of evolutionary biology and genetics
- Modular structure allows prepared entry to every defined subject
- Historical assessment of a box whose techniques are critical to all of biology and proper to a wide viewers of biologists, technology historians, and philosophers of science
- Extensively cross-referenced with a consultant to landmark papers and books for every topic
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Conceptual Breakthroughs in Evolutionary Genetics is a pithy, vigorous publication occupying a unique niche―the conceptual historical past of evolutionary genetics― now not inhabited through the other to be had remedy. Written via a world-leading authority in evolutionary genetics, this paintings encapsulates and ranks 70 of the main major paradigm shifts in evolutionary biology and genetics through the century-and-a-half due to the fact Darwin and Mendel.
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Additional info for Conceptual Breakthroughs in Evolutionary Genetics: A Brief History of Shifting Paradigms
Science 28:49À50. ¨ ber dem nachweis der vererbung beim menschen. Ver. Vaterl. Naturk. Weinberg W. 1908. U Wu¨rttemberg 64:369À382. [English translation in Boyer SH. 1963. Papers on Human Genetics. ] Punnett RC. 1950. Early days of genetics. Heredity 4:1À10. Ayala FJ, Avise JC (Eds). 2013. Essential Readings in Evolutionary Biology. Johns Hopkins University Press, Baltimore, MD. Chapter 12 1909 Genotype versus Phenotype 7 5 10 THE STANDARD PARADIGM Hereditary principles need clarification. Although the work of Gregor Mendel (see Chapter 3) had been rediscovered by the scientific community in 1900 (see Chapter 11), confusion still reigned about the nature of Mendelian particles and how they act during an individual’s development and over the course of a population’s evolution.
Following McClintock’s lead, mobile elements of many types have been found in astounding abundance in a wide variety of organisms. For example, active or deceased mobile elements constitute at least 50% of the human genome, and this figure is probably a severe underestimate due to the difficulty of identifying elements that have partially decomposed since their time of origin and spread. C. Avise: Conceptual Breakthroughs in Evolutionary Genetics. 00024-5 © 2014 Elsevier Inc. All rights reserved.
For example, the strength of natural selection on genes in 80-year-old humans is inevitably less than the strength of selection on the same genes in teenagers because teenagers’ genes under any multi-generation scenario are destined on average to be survived by many more descendants than will those of 80-year-olds. Thus, senescence in any species is a feature that evolved as a logical consequence of the declining force of natural selection through successive age classes in a population. In effect, even a small advantage conferred early in life may outweigh a catastrophic disadvantage withheld until later, such that natural selection can be said to be biased in favor of youth whenever a conflict of interest arises.