作者: CALL 時間: 2025-3-21 21:17 作者: Enliven 時間: 2025-3-22 01:55
Directional Selection and the Correlated Response,cts on other traits because of a genetic or phenotypic correlation between the selected and unselected traits. In this Chapter, I review the theory of correlated responses to selection on one or several traits and assess the extent to which experimental evidence validates the theory.作者: 離開 時間: 2025-3-22 06:11 作者: 大都市 時間: 2025-3-22 09:02 作者: WAG 時間: 2025-3-22 16:25
Book 1997anti- tative genetic theory. However, as the book was concerned with the evolution of life histories and traits connected to this, the presence of quantitative genetic variation was an underlying theme throughout. Much of the focus was placed on optimality theory, for it is this approach that has pr作者: WAG 時間: 2025-3-22 18:26 作者: arbiter 時間: 2025-3-23 00:39
https://doi.org/10.1007/978-981-99-7637-9ly alter the rate and direction of evolution. This is discussed in greater detail in Chapter 5. The present CHAPTER is concerned with the theory of the genetic correlation, its estimation, and the comparison of genetic correlations among populations.作者: 啪心兒跳動 時間: 2025-3-23 02:54
Introduction,iscrete variation [e.g., diapause propensity, wing dimorphism in insects, dimorphism in “weaponry,” behavioral dimorphisms; see Roff (1996a) for a review] that cannot be reconciled with simple Mendelian models (e.g., single locus with two alleles).作者: deceive 時間: 2025-3-23 09:31
The Genetic Correlation,ly alter the rate and direction of evolution. This is discussed in greater detail in Chapter 5. The present CHAPTER is concerned with the theory of the genetic correlation, its estimation, and the comparison of genetic correlations among populations.作者: 小卒 時間: 2025-3-23 10:34
978-0-412-12971-1Springer Science+Business Media Dordrecht 1997作者: anaphylaxis 時間: 2025-3-23 15:15 作者: 廣告 時間: 2025-3-23 21:22
Springer Remote Sensing/PhotogrammetryThe foregoing chapters have reviewed the fundamental elements of evolutionary quantitative genetics. In this chapter I shall present an overview and outline where, in my opinion, the most serious lacunae in our knowledge lie. To this end the sections are divided into a series of questions.作者: 江湖騙子 時間: 2025-3-24 00:01 作者: 吞下 時間: 2025-3-24 02:24
A Summing Up,The foregoing chapters have reviewed the fundamental elements of evolutionary quantitative genetics. In this chapter I shall present an overview and outline where, in my opinion, the most serious lacunae in our knowledge lie. To this end the sections are divided into a series of questions.作者: OTTER 時間: 2025-3-24 07:40
Chelsea C. Harry,George N. Vlahakisttests very clearly to the presence of genetic variation within species. This has been demonstrated further by numerous common garden experiments in which individuals from different populations are grown under the same set of conditions [Table 1.1; note that nongenetic, maternal effects require that作者: 感情脆弱 時間: 2025-3-24 11:22 作者: 壟斷 時間: 2025-3-24 16:59 作者: 清真寺 時間: 2025-3-24 19:15
https://doi.org/10.1057/9781137012845n that suite of traits which determines overall fitness. Further, even when there is direct selection on only one trait, there may be significant effects on other traits because of a genetic or phenotypic correlation between the selected and unselected traits. In this Chapter, I review the theory of作者: Banquet 時間: 2025-3-25 00:41 作者: 向外 時間: 2025-3-25 05:51 作者: cushion 時間: 2025-3-25 10:00
https://doi.org/10.1007/978-3-030-02152-8iate index of the number of individuals making a genetic contribution to the next generation. Specifically, it has typically been implicitly assumed that mating is at random, family size follows a Poisson distribution, . is constant, and the sex ratio is 1:1. Perhaps more significantly, it has gener作者: BACLE 時間: 2025-3-25 14:21
https://doi.org/10.1007/978-3-319-17449-5rectional selection tends to erode genetic variation, although it is perhaps unreasonable to expect selection to be continually acting in one direction. If selection is not acting continuously in one direction, is there a most fit genotype? If so, why is it that selection does not act to eliminate a作者: 翻動 時間: 2025-3-25 19:39 作者: 袖章 時間: 2025-3-25 22:56 作者: 碎石頭 時間: 2025-3-26 02:42 作者: 荒唐 時間: 2025-3-26 05:44
natural extension of the first. I have approached the problem not from the point of view of an animal or plant breeder but from that of one interested in understanding the evolution of quantitative traits in wild populations. The subject is large with a considerable body of theory: I generally present the ass978-0-412-12971-1978-1-4615-4080-9作者: 震驚 時間: 2025-3-26 11:10 作者: 低三下四之人 時間: 2025-3-26 15:34 作者: FER 時間: 2025-3-26 18:13
Bottlenecks, Finite Populations, and Inbreeding,nisms counted in the population) and the effective population size, which is the population size that is relevant for the discussion and analysis of genetic changes in a population. (2) Effect of a finite population size on genetic variance. This analysis is divided into two components: first, the c作者: 事情 時間: 2025-3-27 00:40 作者: arbovirus 時間: 2025-3-27 05:03 作者: 支柱 時間: 2025-3-27 08:50
https://doi.org/10.1007/978-3-031-48528-2t frequently found via the mother; hence, the importance and consequence of maternal effects has received considerable attention first from breeders and more recently from evolutionary biologists. A maternal effect in animals can result from three sources: first, the mother may pass factors to its o作者: 好色 時間: 2025-3-27 09:28 作者: 種類 時間: 2025-3-27 17:18
https://doi.org/10.1007/978-3-319-17449-5intain genetic variation or lead to its erosion until only a single optimal genotype remains? Disruptive selection maintains phenotypic optima by an entirely opposite mode of action: Does this lead to the opposite result from stabilizing selection?作者: 不感興趣 時間: 2025-3-27 19:17
Introduction,ttests very clearly to the presence of genetic variation within species. This has been demonstrated further by numerous common garden experiments in which individuals from different populations are grown under the same set of conditions [Table 1.1; note that nongenetic, maternal effects require that作者: 菊花 時間: 2025-3-28 00:23
The Genetic Correlation, traits are not inherited as independent units, but that several traits tend to be associated with each other. This phenomenon can arise in two ways: first, a subset of the genes that influence one trait may also influence another trait, a phenomenon known as ., and second, the genes may act indepen作者: 過濾 時間: 2025-3-28 03:54
Directional Selection,perspective of changes in the mean value of a quantitative trait (the other two types are discussed in CHAPTER 9). The term . applies to selection in which the mean value of the parents which contribute to the next generation differs from that of the population from which the parents are drawn. The 作者: ornithology 時間: 2025-3-28 09:45
Directional Selection and the Correlated Response,n that suite of traits which determines overall fitness. Further, even when there is direct selection on only one trait, there may be significant effects on other traits because of a genetic or phenotypic correlation between the selected and unselected traits. In this Chapter, I review the theory of作者: ANT 時間: 2025-3-28 12:44 作者: Biomarker 時間: 2025-3-28 15:22 作者: 發(fā)起 時間: 2025-3-28 21:30
Bottlenecks, Finite Populations, and Inbreeding,iate index of the number of individuals making a genetic contribution to the next generation. Specifically, it has typically been implicitly assumed that mating is at random, family size follows a Poisson distribution, . is constant, and the sex ratio is 1:1. Perhaps more significantly, it has gener作者: Anhydrous 時間: 2025-3-29 01:33 作者: 思考 時間: 2025-3-29 04:29 作者: 匯總 時間: 2025-3-29 07:35
An Image Processing Application for Quantification of Protein Aggregates in ,ative speakers of different communities communicate non-verbally. In the domain of motion, there is suggestive evidence supporting a language-specific relation between the lexicalization of the manner or path and gesture patterns. This means that learners who aspire to achieve high levels of profici作者: Chronic 時間: 2025-3-29 11:26 作者: 定點 時間: 2025-3-29 18:45 作者: Blazon 時間: 2025-3-29 21:00 作者: Forsake 時間: 2025-3-30 00:31
