Culture, People, Nature: An Introduction to General Anthropology |
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Page 13
... alleles . Because the assortment of chromosomes in the sex cell is governed by chance , it is possible to predict the probable proportions in which two or more alleles will occur in the children of mated pairs whose genetic types are ...
... alleles . Because the assortment of chromosomes in the sex cell is governed by chance , it is possible to predict the probable proportions in which two or more alleles will occur in the children of mated pairs whose genetic types are ...
Page 15
... alleles can easily be lost from the gene pool purely as a result of " accidental " occurrences . ( A gene pool is the total inventory of genes and alleles present in a given population . ) 2. Mutations : These are alterations in the ...
... alleles can easily be lost from the gene pool purely as a result of " accidental " occurrences . ( A gene pool is the total inventory of genes and alleles present in a given population . ) 2. Mutations : These are alterations in the ...
Page 16
... allele even if the mutation recurs only once in a million duplications . When acting upon genes and alleles already present in the gene pool , natural selection can rapidly raise their frequency . Natural selection can also raise the ...
... allele even if the mutation recurs only once in a million duplications . When acting upon genes and alleles already present in the gene pool , natural selection can rapidly raise their frequency . Natural selection can also raise the ...
Contents
Biological Evolution | 7 |
FIGURES 11 Anthropologists at Work 289 | 8 |
Population Genetics | 13 |
Copyright | |
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Acheulian achieved adaptive Africa agriculture American Indian ancestors anthropologists australopithecines basic behavior biological bone Bushmen calories cave chimpanzees China chromosomes complex cultural evolution cultural systems descent domesticants domesticated ecological economic ecosystem enculturation energy English etic Europe European evolutionary example exchange extinct female Figure flake food-producers forest fossil function genes genetic grain grammatical groups habilines habitat Hence hominid Hominoidea Homo erectus Homo sapiens human language hunters hunting and gathering increase individuals industrial irrigation labor land linguistic living Lower Paleolithic maize males Mesoamerica Mesolithic Middle East Middle Eastern Middle Paleolithic modern morphemes natural Neolithic occur Old World Olduvai patterns peasants percent phonemes pigs plants and animals political pongids population density potlatch preindustrial primates production racial redistribution relationship reproduction rules sexual skin social societies species structure Tehuacán Teotihuacán tion traits Tsembaga Upper Paleolithic village warfare wild women Yanomamö