Ch. 2 OLC questions
... 6). The evolution of modern horses (Equus) is best described as— a. the constant change and replacement of one species by another over time b. a complex history of lineages that changed over time, with many going extinct c. a simple history of lineages that have always resembled extant horses d. non ...
... 6). The evolution of modern horses (Equus) is best described as— a. the constant change and replacement of one species by another over time b. a complex history of lineages that changed over time, with many going extinct c. a simple history of lineages that have always resembled extant horses d. non ...
ExamView - ch 5 practice.tst
... The most likely explanation for Observation 3 is that A. some traits are environmentally controlled B. the green individuals had a survival advantage C. the rate of mutation is greater in large populations D. the experiment did not work the way it was supposed to The Galapagos Islands contain a numb ...
... The most likely explanation for Observation 3 is that A. some traits are environmentally controlled B. the green individuals had a survival advantage C. the rate of mutation is greater in large populations D. the experiment did not work the way it was supposed to The Galapagos Islands contain a numb ...
1. In Darwin`s finches— a. occurrence of wet and dry years
... 6). The evolution of modern horses (Equus) is best described as— a. the constant change and replacement of one species by another over time b. a complex history of lineages that changed over time, with many going extinct c. a simple history of lineages that have always resembled extant horses d. non ...
... 6). The evolution of modern horses (Equus) is best described as— a. the constant change and replacement of one species by another over time b. a complex history of lineages that changed over time, with many going extinct c. a simple history of lineages that have always resembled extant horses d. non ...
Explaining stasis: microevolutionary studies in natural populations
... common in natural populations. A more recent compilation (Kingsolver et al., 2001; see also Kinnison & Hendry, 2001) reinforces this view, although it also suggests that strong natural selection may not be particularly common since the median standardized selection intensity (i), based on more than ...
... common in natural populations. A more recent compilation (Kingsolver et al., 2001; see also Kinnison & Hendry, 2001) reinforces this view, although it also suggests that strong natural selection may not be particularly common since the median standardized selection intensity (i), based on more than ...
Genome Growth and the Evolution of the Genotype
... shaped by evolutionary forces that systematically affect the nature of developmental constraints, or the smoothness of the adaptive landscape, or its evolvability. Here I discuss an evolutionary mechanism by which selection can come to act indirectly on evolutionary potential, as a consequence of ho ...
... shaped by evolutionary forces that systematically affect the nature of developmental constraints, or the smoothness of the adaptive landscape, or its evolvability. Here I discuss an evolutionary mechanism by which selection can come to act indirectly on evolutionary potential, as a consequence of ho ...
- Wiley Online Library
... the face of gene flow. We used comparative linkage mapping with shared gene-based markers to identify potential chromosomal rearrangements between the sister monkeyflowers Mimulus lewisii and Mimulus cardinalis, which are textbook examples of ecological speciation. We then remapped quantitative trai ...
... the face of gene flow. We used comparative linkage mapping with shared gene-based markers to identify potential chromosomal rearrangements between the sister monkeyflowers Mimulus lewisii and Mimulus cardinalis, which are textbook examples of ecological speciation. We then remapped quantitative trai ...
Fishman et al. 2013 - College of Humanities and Sciences
... sterility, particularly in plants (Stebbins 1958), but fell from favor as a general mechanism of postzygotic reproductive isolation several decades ago. Because novel chromosomal arrangements must initially occur as heterozygotes, those with strongly underdominant effects on fertility (i.e., those t ...
... sterility, particularly in plants (Stebbins 1958), but fell from favor as a general mechanism of postzygotic reproductive isolation several decades ago. Because novel chromosomal arrangements must initially occur as heterozygotes, those with strongly underdominant effects on fertility (i.e., those t ...
Evolution 65:2258-2272
... diversity). On the inflation side, humans might enhance diversification by sundering formerly continuous species ranges, thereby increasing the potential for different populations to proceed on independent evolutionary trajectories. One example might be the increased divergence between Timema walkin ...
... diversity). On the inflation side, humans might enhance diversification by sundering formerly continuous species ranges, thereby increasing the potential for different populations to proceed on independent evolutionary trajectories. One example might be the increased divergence between Timema walkin ...
An Introduction to Biological Aging Theory
... to individual species and vary greatly between even very similar species. Mammal lifespans vary over a range of more than 200 to 1 between Bowhead whale (> 200 years) and the shortest-lived mouse (~0.8 years) and fish lifespans vary over a range of at least 1300 to 1 from Pygmy Gobi (8 weeks) to Koi ...
... to individual species and vary greatly between even very similar species. Mammal lifespans vary over a range of more than 200 to 1 between Bowhead whale (> 200 years) and the shortest-lived mouse (~0.8 years) and fish lifespans vary over a range of at least 1300 to 1 from Pygmy Gobi (8 weeks) to Koi ...
Palaeontologia Electronica Extinction: Evolution and the End of Man
... recovery of extinction that was previously discussed in Chapter two. In this chapter, he opines that the Cretaceous-Tertiary extinction was the worst extinction: "I doubt that the Earth has ever been bleaker than during those years, when most living things survived in trauma and in hiding." How coul ...
... recovery of extinction that was previously discussed in Chapter two. In this chapter, he opines that the Cretaceous-Tertiary extinction was the worst extinction: "I doubt that the Earth has ever been bleaker than during those years, when most living things survived in trauma and in hiding." How coul ...
2011 - Anthony Herrel
... diversity). On the inflation side, humans might enhance diversification by sundering formerly continuous species ranges, thereby increasing the potential for different populations to proceed on independent evolutionary trajectories. One example might be the increased divergence between Timema walkin ...
... diversity). On the inflation side, humans might enhance diversification by sundering formerly continuous species ranges, thereby increasing the potential for different populations to proceed on independent evolutionary trajectories. One example might be the increased divergence between Timema walkin ...
DETECTING CRYPTIC INDIRECT GENETIC EFFECTS
... The interaction coefficient ψ plays a large role in determining the evolutionary consequences of IGEs: when ψ is large in absolute terms, the rate of evolution of interacting phenotypes can be significantly increased or decreased, depending on its sign (Moore et al. 1997). For example, when IGEs are ...
... The interaction coefficient ψ plays a large role in determining the evolutionary consequences of IGEs: when ψ is large in absolute terms, the rate of evolution of interacting phenotypes can be significantly increased or decreased, depending on its sign (Moore et al. 1997). For example, when IGEs are ...
Evolution of Host Defense against Multiple Enemy Populations
... predator population (Yamauchi and Yamamura 2005). However, the effects of additional species interactions have also not been included in these studies. Recently, there has been a growing interest in the dynamic effects of predation on host and parasite evolution (Morozov and Adamson 2011; Hoyle et a ...
... predator population (Yamauchi and Yamamura 2005). However, the effects of additional species interactions have also not been included in these studies. Recently, there has been a growing interest in the dynamic effects of predation on host and parasite evolution (Morozov and Adamson 2011; Hoyle et a ...
Mallet (2012) "The struggle..."
... growth, Fisher’s Malthusian fitness parameter, into very general models of natural selection and evolution (Fisher, 1922, 1930; Haldane, 1924; Charlesworth, 1971; Levin, 1978; Metz et al., 1992; Barton et al., 2007; Metz, 2011). My aims here are much more modest: to show how the most widely known mo ...
... growth, Fisher’s Malthusian fitness parameter, into very general models of natural selection and evolution (Fisher, 1922, 1930; Haldane, 1924; Charlesworth, 1971; Levin, 1978; Metz et al., 1992; Barton et al., 2007; Metz, 2011). My aims here are much more modest: to show how the most widely known mo ...
THE ROLE OF METAPHOR IN THE DARWIN DEBATES: NATURAL
... Chesterton, and Charles Spurgeon, reveals two categories of counter-metaphors used to defend natural theology: metaphors of awe and wonder associated with nature, and metaphors of sin and destruction associated with evolution. The language of the counter-metaphors reveals the thinking of nineteenth ...
... Chesterton, and Charles Spurgeon, reveals two categories of counter-metaphors used to defend natural theology: metaphors of awe and wonder associated with nature, and metaphors of sin and destruction associated with evolution. The language of the counter-metaphors reveals the thinking of nineteenth ...
Word - Colorado Department of Education
... create the sequel involving life on these planets. In their book they must design and create animals which will be perfectly suited to their environment on one of the new planets. Their animals must fit into the existing food chain-they cannot be the ultimate predator. They need to include adaptatio ...
... create the sequel involving life on these planets. In their book they must design and create animals which will be perfectly suited to their environment on one of the new planets. Their animals must fit into the existing food chain-they cannot be the ultimate predator. They need to include adaptatio ...
Adaptations of Life Over Time - Colorado Department of Education
... create the sequel involving life on these planets. In their book they must design and create animals which will be perfectly suited to their environment on one of the new planets. Their animals must fit into the existing food chain-they cannot be the ultimate predator. They need to include adaptatio ...
... create the sequel involving life on these planets. In their book they must design and create animals which will be perfectly suited to their environment on one of the new planets. Their animals must fit into the existing food chain-they cannot be the ultimate predator. They need to include adaptatio ...
Cryptic genetic variation: evolution`s hidden substrate
... subject to genetic drift. The pool of CGV in a population is then determined by the product of effective population size, the mutation rate and the proportion of mutations that have conditional effects. The latter is determined by both the biochemical properties of the mutant alleles and the cellula ...
... subject to genetic drift. The pool of CGV in a population is then determined by the product of effective population size, the mutation rate and the proportion of mutations that have conditional effects. The latter is determined by both the biochemical properties of the mutant alleles and the cellula ...
Temperature-Related Genetic Changes in Laboratory Populations of
... With the aim of studying the short- and long-term outcomes of thermal selection on the chromosomal inversion polymorphism and wing size and shape of D. subobscura, we have developed a set of three replicated populations kept at three experimental temperatures under controlled larval densities (see S ...
... With the aim of studying the short- and long-term outcomes of thermal selection on the chromosomal inversion polymorphism and wing size and shape of D. subobscura, we have developed a set of three replicated populations kept at three experimental temperatures under controlled larval densities (see S ...
War and peace: social interactions in infections
... often well-described and tractable experimental systems for studying the ecology and evolution of social traits in real time, under both highly controlled conditions and in a ‘real-world context’, which for pathogens and parasites involves being exposed to the complex, changeable and hostile environ ...
... often well-described and tractable experimental systems for studying the ecology and evolution of social traits in real time, under both highly controlled conditions and in a ‘real-world context’, which for pathogens and parasites involves being exposed to the complex, changeable and hostile environ ...
Geographical patterns of adaptation within a species` range
... population size was held at the carrying capacity. ...
... population size was held at the carrying capacity. ...
Evolution of reproductive isolation in plants
... isolation, only a small number of studies have investigated the contributions of different isolating barriers to reproductive isolation, and even fewer have attempted to estimate the relative importance of different isolating barriers. Ramsey et al. (2003) investigated different components of reprod ...
... isolation, only a small number of studies have investigated the contributions of different isolating barriers to reproductive isolation, and even fewer have attempted to estimate the relative importance of different isolating barriers. Ramsey et al. (2003) investigated different components of reprod ...
Stabilizing multicellularity through ratcheting
... there are no effects for the I cells (figure 1a). When compared with systems that evolve with ratcheting traits (figure 1b), there are two key differences: (i) the selective benefit of being a G cell in an EG environment increases and (ii) the selective cost of being a G cell in an EI environment de ...
... there are no effects for the I cells (figure 1a). When compared with systems that evolve with ratcheting traits (figure 1b), there are two key differences: (i) the selective benefit of being a G cell in an EG environment increases and (ii) the selective cost of being a G cell in an EI environment de ...
Stabilizing multicellularity through ratcheting
... there are no effects for the I cells (figure 1a). When compared with systems that evolve with ratcheting traits (figure 1b), there are two key differences: (i) the selective benefit of being a G cell in an EG environment increases and (ii) the selective cost of being a G cell in an EI environment de ...
... there are no effects for the I cells (figure 1a). When compared with systems that evolve with ratcheting traits (figure 1b), there are two key differences: (i) the selective benefit of being a G cell in an EG environment increases and (ii) the selective cost of being a G cell in an EI environment de ...
Aalborg Universitet The reason why profitable firms do not necessarily grow
... performance characteristic. In Andersen and Holm (2014) we explored analytically and simulated more complex cases in which selection is not necessarily directional while the possibility of confounding selection processes working in opposite directions (e.g. at the firm and industry level) was studie ...
... performance characteristic. In Andersen and Holm (2014) we explored analytically and simulated more complex cases in which selection is not necessarily directional while the possibility of confounding selection processes working in opposite directions (e.g. at the firm and industry level) was studie ...