Culture, People, Nature: An Introduction to General Anthropology |
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Page 15
... frequency of allele A and q equals the frequency of allele a . * The two frequencies add up to 100 percent . This formula is essential for measuring the extent to which evolutionary forces are acting upon a given population and ...
... frequency of allele A and q equals the frequency of allele a . * The two frequencies add up to 100 percent . This formula is essential for measuring the extent to which evolutionary forces are acting upon a given population and ...
Page 16
... frequency of a new gene or 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 ...
... frequency of a new gene or 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 ...
Page 111
... frequency of adaptive genes will increase , while the frequency of nonadaptive genes will decline . As long as speciation does not take place , however , the breeding isolate is open to gene flow from the other races . If the racial ...
... frequency of adaptive genes will increase , while the frequency of nonadaptive genes will decline . As long as speciation does not take place , however , the breeding isolate is open to gene flow from the other races . If the racial ...
Contents
Biological Evolution | 7 |
FIGURES 11 Anthropologists at Work 289 | 8 |
Population Genetics | 13 |
Copyright | |
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Acheulian achieved adaptive Africa agriculture alleles Alorese American Indian ancestors animals anthropologists apes australopithecines basic behavior biological bipedalism bone calories canines chimpanzees chromosomes complex cultural evolution cultural systems descent domestic domesticants ecological economic enculturation English Europe European evolutionary example exchange female Figure food production forest fossil function genes genetic graciles grammatical groups habilines habitat hominid Hominoidea Homo erectus Homo sapiens human hunters hunting and gathering increase individuals industrial irrigation known labor land language linguistic living Lower Paleolithic males mammals matrilineal matrilocality Mesolithic Middle East Middle Paleolithic million modern monkeys natural selection Neandertals Neolithic occur Olduvai organisms patterns peasants percent phonemes pigs plants political pongids population population density potlatch preindustrial primates racial relationship reproductive result ritual sexual shaman skin skull social societies species structure tion traits Tsembaga Upper Paleolithic village warfare women Yanomamö