Contents [hide] 1 species diversity introduction 2 abiotic species diversity hypotheses 3 biotic species diversity hypotheses 4 rapoport's rule 5 diversity measurements 6 references in evolutionary ecology there are many questions regarding variation in species diversity among different areas in addition to the. The student is able to explain the connection between genetic variations in organisms and phenotypic variations in populations 65 ek 3c2b the horizontal questions the ap exam development process is a multiyear endeavor all ap exams undergo extensive review, revision, piloting, and analysis to ensure that. Species diversity is defined as the number of species and abundance of each species that live in a particular location various species provide us not only with food but also contribute to clean water, breathable air, fertile soils, climate stability, pollution absorption, building materials for our homes, prevention of disease. 2 did you consider yourself to be someone who often interacted with others do you still 3 what did your visual representation show you 4 if you have little to no interaction with people outside of your group, how does that affect your ability to teach in a diverse classroom 5 if you have little to no exposure to others,. Hs-ls4-2 construct an explanation based on evidence that the process of evolution primarily results from four factors: (1) the potential for a species to increase in number, (2) the heritable genetic variation of individuals in a species due to mutation and sexual reproduction, (3) competition for limited resources, and (4) the. As well as the more obvious cultural differences that exist between people, such as language, dress and traditions, there are also significant variations in the way societies organize themselves, in their shared conception of morality, and in the ways they interact with their environment cultural diversity can be seen as. Today, most of the focus on seasonal variation in species relates to phenology, particularly in the context of climate change (see, for example, [2, 3]) however, fluctuations in explaining how multispecies communities persist [4, 5, 6, 7] remains a major challenge in ecology [8, 9, 10] there is a long history.
Factors such as socioeconomic status gender age cultural/ethnic traditions, values and beliefs minority status and degrees of acculturation and assimilation can affect caregiving. How do we measure community structure two important measures ecologists use to describe the composition of a community are species richness and species diversity. Learn how to understand people's cultures, promote engagement with others, and build strong, diverse communities. Attention to them the purpose of this paper is to discuss the question: is ethnic diversity “good” or “bad” from an economic point of view, and why its potential costs are fairly evident conflict of preferences, racism, prejudices often lead to policies which are suboptimal from the point of view of society as a whole, and to the.
Biodiversity includes diversity within species (genetic diversity), between species (species diversity), and between ecosystems (ecosystem diversity) bountiful seas, the equitable climate of earth's recent history, and other ecosystem services (see box 11 and key question 2) are manifestations of the workings of life. In this paper, we investigate 'cultures' as opposed to 'culture', and the question of how and why, compared to biological diversity, human communities and populations are so culturally diverse we consider cultural diversity can virtually be defined as between populational behavioural variation (figure 2.
3 the evidence linking genetic variation and evolution to community change and feedbacks has arisen from several different approaches whose results diversity by outcompeting its neighbours in some cases, we discuss this study to illustrate the potential for genetic differentiation to cause community. Despite long-standing interest in elevational-diversity gradients, little is known about the processes that cause changes in the compositional variation of communities (β-diversity) across elevations recent studies have suggested that β-diversity gradients are driven by variation in species pools, rather than. We also have 3 private schools on our street we have familys with small children , retired people and also some people living with disabilities 3 explain how the variations in question 2 contribute to the diversity of the community 4 give some examples to explain how diversity: enhances your life enhances the local. 2 overview of the concept outline the key concepts and related content that define the revised ap biology course and exam are organized around a few 6 c genetic variation and mutation play roles in natural selection a diverse gene pool is important for the survival of a species in a changing environment d.
Acknowledgments ii introduction to the series iii making diversity work on campus: a research-based perspective introduction 2 defining diversity as engagement 3 research synthesis 5 colleges and universities (aac&u) to respond to these questions and to provide an intellectual backdrop for its new initiative,. Get the answers you need for all your cultural competence questions right now, only at lift4kidsorg competent • engage your staff in regular discussions about diversity • consider culture in treatment planning and staff meetings • form relationships with cultural brokers/liaisons/resources in your community and seek their. Metagenomic carriage of metabolic pathways was stable among individuals despite variation in community structure, and ethnic/racial background which has been linked to several human diseases: low diversity in the gut to obesity and inflammatory bowel disease, for example, and high diversity in the. For species that rely on sound to communicate or execute mating strategies, noise pollution presents a problem extensive studies on although they thrive in almost every ecological niche, their diversity is difficult to study given the uncertainty over how to define it and the enormous variety involved even so, some studies.
Second, in addition to climate and human impacts, what regional factors and sampling issues might explain variation among elevational patterns studied to 3) on average, the highest elevations of species diversity peaks occurred at a much higher latitude in the northern hemisphere (30°n) than in the. 4 | practical strategies for culturally competent evaluation cultural competence 1 engage stakeholders 2 describe the program 3 with diverse segments of communities to include cultural and contextual dimensions important to the evaluation culturally competent evaluators respect the. 2 scale dependence of species diversity 3 factors affecting local diversity 4 regional diversity and its origins: speciation and extinction 41 speciation 3 factors affecting local diversity the problem of the diversity of local ecological communities has attracted the attention of ecologists for several decades.
The shannon diversity index, species richness, equitability, and species dominance were computed to see the variation in tree community among plots but also between globally, 52% of the total forests are in tropical regions and they are known to be the most important areas in terms of biodiversity [2, 4. Explain how the process of meiosis results in the passage of traits from parent to offspring, and how that results in increased genetic diversity necessary for make and defend a claim based on evidence that inheritable genetic variations may result from: (1) new genetic combinations through meiosis, (2) viable errors. Specifically, we asked the following questions: (1) which nutrient, nitrogen or phosphorus, limits productivity in alpine meadows (2) among the diversity measures considered, which is the best and how can they explain the variation in productivity after fertilization in combination (3) what is the. Why it matters to conserve crop diversity: six key areas the wise use of crop genetic diversity in developing improved crops can contribute significantly to protecting the environment while this is a big task to undertake, the global community is already recognizing the importance of protecting agricultural biodiversity.
The questions addressed in our study were these: (i) is local diversity in the same subtidal habitat in different areas of the world influenced by the size of the regional species pool (ii) do latitudinal patterns in local diversity exist for multiphyletic, epifaunal communities in the ocean (iii) if so, can the relationship between. Question 2: how did headteachers in the impact study effects of distributed leadership 52 leadership trust 54 enhancing staff motivation and commitment 57 conclusions 61 references 62 3 successful school leadership that the quality of leadership can be a critical factor in explaining variation in.