Evolution for undergraduates: fostering critical thinkers
... Evolution for advanced students should not just stay on steady ground, but should also explore the frontiers of evolutionary science. Students should be readily aware that there are many questions still unanswered, with differing viewpoints and models currently being tested (McBride et al. 2009). De ...
... Evolution for advanced students should not just stay on steady ground, but should also explore the frontiers of evolutionary science. Students should be readily aware that there are many questions still unanswered, with differing viewpoints and models currently being tested (McBride et al. 2009). De ...
Nevada Wildlife Action Plan - Nevada Department of Wildlife
... portions of four ecoregions, seven major habitat types, and 22 “key habitats,” the state offers considerable habitat diversity for birds. Other factors affecting bird diversity and linked to geography to varying degrees include precipitation patterns, continental bird migration patterns, and the dom ...
... portions of four ecoregions, seven major habitat types, and 22 “key habitats,” the state offers considerable habitat diversity for birds. Other factors affecting bird diversity and linked to geography to varying degrees include precipitation patterns, continental bird migration patterns, and the dom ...
Reintroducing captive breed species – the effects
... changed with 40% and 75%, as if they were kept in captivity during their absence from the ecosystem. The mortality/growth-rate was used since it is a good measure of several changes (introduction, 2.3., p.7) in a captive bred species, for example, genetic depression, weakened predator skills and inf ...
... changed with 40% and 75%, as if they were kept in captivity during their absence from the ecosystem. The mortality/growth-rate was used since it is a good measure of several changes (introduction, 2.3., p.7) in a captive bred species, for example, genetic depression, weakened predator skills and inf ...
The logistic model-generated carrying capacities for wild herbivores
... 514159.3 mm. Modelled as discrete-time logistic equations with fixed carrying capacities, it captures the wildlife herbivore population dynamics. Time series data, covering a period of 16 years, is used to generate the fixed carrying capacities and the interaction parameters endogenously. The estim ...
... 514159.3 mm. Modelled as discrete-time logistic equations with fixed carrying capacities, it captures the wildlife herbivore population dynamics. Time series data, covering a period of 16 years, is used to generate the fixed carrying capacities and the interaction parameters endogenously. The estim ...
Evolution of Predator and Prey Movement into Sink Habitats
... patchy landscape are used to explore the evolution of dispersal into sink habitats. When evolution proceeds at a single trophic level (i.e., either prey or predator disperses), three evolutionary outcomes are observed. If predator-prey dynamics are stable in source habitats, then there is an evoluti ...
... patchy landscape are used to explore the evolution of dispersal into sink habitats. When evolution proceeds at a single trophic level (i.e., either prey or predator disperses), three evolutionary outcomes are observed. If predator-prey dynamics are stable in source habitats, then there is an evoluti ...
Here - Tylianakis Lab Group
... disadvantage that it underestimates evolutionary differences (Weiblen et al. 2006), it has the advantage of being easily used for any food web where species have been identified and can be used for poorly studied taxa for which phylogenies are difficult to obtain. The phylogenetic species variability ...
... disadvantage that it underestimates evolutionary differences (Weiblen et al. 2006), it has the advantage of being easily used for any food web where species have been identified and can be used for poorly studied taxa for which phylogenies are difficult to obtain. The phylogenetic species variability ...
Range fragmentation of the spectacled bear Tremarctos ornatus in
... To estimate potential bear population sizes, we multiplied population densities by the surface area of the habitat blocks. As population density data are unavailable for the spectacled bear, we used data for other species of bear, assuming that ecological similarity justified extrapolation between s ...
... To estimate potential bear population sizes, we multiplied population densities by the surface area of the habitat blocks. As population density data are unavailable for the spectacled bear, we used data for other species of bear, assuming that ecological similarity justified extrapolation between s ...
Exploring the Lotka-Volterra Competition Model using Two Species
... 5. Use the resulting data to estimate the parameters of the Lotka-Volterra competition model, 6. Relate class research outcomes to the principle of competition exclusion. Ecological communities are composed of populations of all species in a habitat. The structure of a community will be determined i ...
... 5. Use the resulting data to estimate the parameters of the Lotka-Volterra competition model, 6. Relate class research outcomes to the principle of competition exclusion. Ecological communities are composed of populations of all species in a habitat. The structure of a community will be determined i ...
RESEARCH ARTICLES Characterization of the Long
... by an additional 7 min of elongation at 72°C. PCR products were visualized by gel electrophoresis and purified using the Millipore Montage purification system. Initial amplifications were attempted on all taxa using LF1 and Scylla primers in order to obtain the entire target region in a single ampli ...
... by an additional 7 min of elongation at 72°C. PCR products were visualized by gel electrophoresis and purified using the Millipore Montage purification system. Initial amplifications were attempted on all taxa using LF1 and Scylla primers in order to obtain the entire target region in a single ampli ...
Inquiline diversity of the purple pitcher plant (Sarracenia purpurea
... have also been shown to affect inquiline diversity (Miller and Kneitel 2005). Plants were selected in this study based on the appearance of equal size (i.e. size was not actually measured and quantified). Ultimately, it may be unrealistic to expect dispersal distance alone to have a significant impa ...
... have also been shown to affect inquiline diversity (Miller and Kneitel 2005). Plants were selected in this study based on the appearance of equal size (i.e. size was not actually measured and quantified). Ultimately, it may be unrealistic to expect dispersal distance alone to have a significant impa ...
Are the metabolomic responses to folivory of closely related plant
... PPM attack. Sampling different species at different altitudes should not affect the consistency of our findings, because the different altitudes represent the most favorable climatic conditions for each of the species. Each species is adapted to the specific environmental conditions at each altitude ...
... PPM attack. Sampling different species at different altitudes should not affect the consistency of our findings, because the different altitudes represent the most favorable climatic conditions for each of the species. Each species is adapted to the specific environmental conditions at each altitude ...
Comparison of Amino Acid Sequences of Halloween Genes in
... PCR: The PCRs were carried out using Taq DNA polymerase (Fermentas) with the following general conditions: 15 - 20 ng of genomic DNA was used in a 20 μl reaction with 5 U/μl of Taq DNA polymerase, 2.5 mM each dNTP mix and 10 Pm/μl l of each primer. For Spo and Phm, initial denaturation was at 94˚C f ...
... PCR: The PCRs were carried out using Taq DNA polymerase (Fermentas) with the following general conditions: 15 - 20 ng of genomic DNA was used in a 20 μl reaction with 5 U/μl of Taq DNA polymerase, 2.5 mM each dNTP mix and 10 Pm/μl l of each primer. For Spo and Phm, initial denaturation was at 94˚C f ...
Wildlife - Manitoba Forestry Association
... A population is a group of animals of the same species that occupy a particular area. Dynamics refers to motion or change from within. Population dynamics means the changes that occur in a population over time. The study of population dynamics helps explain why wildlife populations must be managed a ...
... A population is a group of animals of the same species that occupy a particular area. Dynamics refers to motion or change from within. Population dynamics means the changes that occur in a population over time. The study of population dynamics helps explain why wildlife populations must be managed a ...
ABS 415 Help Education Expert/abs415helpdotcom
... that were observed at 0, 24, 48, 72, and 96 hours. Count the number of yeast cultures observed at each interval. Record the data on the Yeast Lab Spreadsheet and analyze the graphs. ...
... that were observed at 0, 24, 48, 72, and 96 hours. Count the number of yeast cultures observed at each interval. Record the data on the Yeast Lab Spreadsheet and analyze the graphs. ...
Deer herbivory affects the functional diversity of forest floor plants via
... changes in biodiversity patterns, the underlying assembly processes have not been fully assessed. To better guide conservation and management activities in the face of ungulate overabundance, this gap in our knowledge must be urgently addressed. There are two possible processes of community assembly ...
... changes in biodiversity patterns, the underlying assembly processes have not been fully assessed. To better guide conservation and management activities in the face of ungulate overabundance, this gap in our knowledge must be urgently addressed. There are two possible processes of community assembly ...
Lesson Plan 2: Current Status and Distribution of Bull
... maintain genetic variability over the short term (no more than 100 years). A viable population of Bull Trout could be one population of 1,000 adults, or 10 sub-populations of 100 adults that are connected as a “meta-population” or any combination that adds up to 1,000, so long as they are connected. ...
... maintain genetic variability over the short term (no more than 100 years). A viable population of Bull Trout could be one population of 1,000 adults, or 10 sub-populations of 100 adults that are connected as a “meta-population” or any combination that adds up to 1,000, so long as they are connected. ...
Species-Area Relationship for Stream Fishes
... and Panama to examine variation in species-area relationships within and between the respective fish faunas. For six of the seven steams studied, habitat volume was a better predictor of species richness than was habitat area, and number of individuals was a better predictor of species richness than ...
... and Panama to examine variation in species-area relationships within and between the respective fish faunas. For six of the seven steams studied, habitat volume was a better predictor of species richness than was habitat area, and number of individuals was a better predictor of species richness than ...
Northern Royal albatross EN1.1 - Agreement on the Conservation of
... BREEDING SITES: THREATS The three breeding islands in the Chatham group which contain over 99% of the population are privately owned. Table 6. Summary of known threats causing population level changes at the main breeding sites of D. sanfordi. This table is based on unpublished DOC data submitted to ...
... BREEDING SITES: THREATS The three breeding islands in the Chatham group which contain over 99% of the population are privately owned. Table 6. Summary of known threats causing population level changes at the main breeding sites of D. sanfordi. This table is based on unpublished DOC data submitted to ...
Evolutionary and ecological constraints of fish spawning habitats
... the other hand, refer to aspects of the genetic make-up that limit the rate and direction of adaptive genetic changes in a population across generations; that is, the potential for micro-evolutionary change. Thus, their intensity is inversely related to the level of genetic diversity associated with ...
... the other hand, refer to aspects of the genetic make-up that limit the rate and direction of adaptive genetic changes in a population across generations; that is, the potential for micro-evolutionary change. Thus, their intensity is inversely related to the level of genetic diversity associated with ...
1 Compassion As A Practical And Evolved Ethic For Conservation
... makers. Conservation interventions require decision-‐makers to make trade-‐offs among philosophical and ethical value sets and practical limitations. Problematically, conflict resolution between conservation and ot ...
... makers. Conservation interventions require decision-‐makers to make trade-‐offs among philosophical and ethical value sets and practical limitations. Problematically, conflict resolution between conservation and ot ...
Exploring the Relationship between Abundance and
... N* in a chemostat as a function of population growth rate rmax for different values of half-saturation constants KS and mortality rates ω (Equation 5; Y and So = 1). For low KS and ω values, there is no significant relationship between N* and rmax. As both variables increase there is a wider range o ...
... N* in a chemostat as a function of population growth rate rmax for different values of half-saturation constants KS and mortality rates ω (Equation 5; Y and So = 1). For low KS and ω values, there is no significant relationship between N* and rmax. As both variables increase there is a wider range o ...
Life Science Grade
... Understands that biological evolution accounts for the diversity of species developed through gradual processes over many generations Species acquire many of their unique characteristics through biological adaptation, which involves the selection of naturally occurring variations in populations ...
... Understands that biological evolution accounts for the diversity of species developed through gradual processes over many generations Species acquire many of their unique characteristics through biological adaptation, which involves the selection of naturally occurring variations in populations ...
Histone genes of Volvox carteri: DNA sequence and organization of
... overall organization (Figure 1). The H3 and H4 genes are divergently arranged, their coding regions being seperated by common 5'UTBs of almost i d e n t i c a l lengths (263 bp in Copl, 269 bp in CoplI). Both H3 genes contain one intron in positions that differ by one bp and their 3'UTRs exhibit cha ...
... overall organization (Figure 1). The H3 and H4 genes are divergently arranged, their coding regions being seperated by common 5'UTBs of almost i d e n t i c a l lengths (263 bp in Copl, 269 bp in CoplI). Both H3 genes contain one intron in positions that differ by one bp and their 3'UTRs exhibit cha ...
Here - American Society of Mammalogists
... Program in Ecology and Department of Zoology and Physiology, University of Wyoming, Laramie, WY 82091 USA; National Museums of Kenya, Nairobi, Kenya; Hirola Conservation Program, Garissa, Kenya Range Collapse, Demography and Habitat Selection of the Critically Endangered Hirola Antelope (Beatragus h ...
... Program in Ecology and Department of Zoology and Physiology, University of Wyoming, Laramie, WY 82091 USA; National Museums of Kenya, Nairobi, Kenya; Hirola Conservation Program, Garissa, Kenya Range Collapse, Demography and Habitat Selection of the Critically Endangered Hirola Antelope (Beatragus h ...
The Role of Consumers in Community Diversity
... 1. Decomposers and producers are locked in an “antagonistic mutualistic” relationship. Environmental changes lead to inseparable responses by both; 2. Consumers affect rates of movement of materials among different pools; 3. Consumers can determine the distribution of biomass among trophic groups; 4 ...
... 1. Decomposers and producers are locked in an “antagonistic mutualistic” relationship. Environmental changes lead to inseparable responses by both; 2. Consumers affect rates of movement of materials among different pools; 3. Consumers can determine the distribution of biomass among trophic groups; 4 ...