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Environmental Stress, Adaptation and Evolution by Mark R. Macnair (auth.), Dr. R. Bijlsma, Dr. V. Loeschcke

By Mark R. Macnair (auth.), Dr. R. Bijlsma, Dr. V. Loeschcke (eds.)

Most organisms and populations need to take care of antagonistic environments, threatening their lifestyles. Their skill to reply phenotypically and genetically to those demanding situations and to adapt adaptive mechanisms is, for this reason, the most important. The contributions to this e-book target at figuring out, from a evolutionary standpoint, the effect of pressure on organic structures. Scientists, utilising various methods spanning from the molecular and the protein point to participants, populations and ecosystems, discover how organisms adapt to severe environments, how pressure adjustments genetic constitution and impacts existence histories, how organisms do something about thermal tension via acclimation, and the way environmental and genetic rigidity set off fluctuating asymmetry, form choice strain and reason extinction of populations. eventually, it discusses the position of tension in evolutionary switch, from rigidity precipitated mutations and choice to speciation and evolution on the geological time scale. The e-book includes reports and novel medical effects at the topic. will probably be of curiosity to either researchers and graduate scholars and will function a textual content for graduate courses.

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In determining whether parthenogens are better able to exploit environmental extremes than are their sexual relatives, it is relevant to consider their responses both to environmental factors that are likely to have been of past selective importance in shaping species distributions and to novel environmental stresses. The general-purpose genotype hypothesis predicts that past selection among clones will eliminate all but the most broadly tolerant to historically relevant environmental factors. Whether sex should be favored under conditions of novel environmental stress, such as that associated with exposure to synthetic chemicals, is also relevant for understanding the maintenance of sex and, as we discuss below, may have important practical implications for dealing with anthropogenic sources of environmental stress.

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