Browsing by Subject "Natural selection"
Now showing items 1-6 of 6
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(Wiley, 2019)The genetic trait of lactase persistence (LP) evolved as an adaptation to milking pastoralism in the Old World and is a well-known example of positive natural selection in humans. However, the specific mechanisms conferring ...
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(1994)Seeking a relationship between blood groups and successful pregnancy, Linn’s group carried out an analysis using the med- ical records of 11,659 women. They found a significantly higher frequency of bleeding during pregnancy ...
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(Sociedad de Biologia de Chile, 2009)In this essay I point out to two processes that can potentially complement the classical view of evolution by natural selection as outlined by Darwin, which captures only part of the processes driving adaptive evolution. ...
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(2006)Organisms living in highly heterogeneous environments are useful for examining the effects of associations between phenotypes and ecologically relevant genes in the field. Here, we tested the null hypothesis of no association ...
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(Ecological Society of America, 2003)Mimulus luteus (Scrophulariaceae) is a perennial herb occurring in the South American Andes that shows a wide variation in the size and shape of a red spot on the lower lobe of the yellow flower. We describe the preference ...
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(Taylor & Francis, 2017)The results of studies of the nature of science (NOS) as a factor that enhances students’ understanding of evolution have been inconclusive. Therefore, the main purpose of this study was to test the role of NOS instruction ...