BACKGROUND FOR MAN |
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Σελίδα 48
... structure and body form, but recent work suggests that they are, as the Lissamphibia, a phylogenetic unit (13). Possibly related to their ancestry are small Carboniferous and early Permian amphibians known as the Lepospondyli (14); but ...
... structure and body form, but recent work suggests that they are, as the Lissamphibia, a phylogenetic unit (13). Possibly related to their ancestry are small Carboniferous and early Permian amphibians known as the Lepospondyli (14); but ...
Σελίδα 62
... structure, each one of which will be Coded for by a sequence of three bases in the DNA. Evolutionary change develops when a mutation occurs and survives the crucible of the selective process (that is, when it is found to be either ...
... structure, each one of which will be Coded for by a sequence of three bases in the DNA. Evolutionary change develops when a mutation occurs and survives the crucible of the selective process (that is, when it is found to be either ...
Σελίδα 306
... structure that is responsive to the environment and to pressures from within the group itself. A group's form or structure, then, is strongly affected by the broad social and ecological context within which it developed over time and by ...
... structure that is responsive to the environment and to pressures from within the group itself. A group's form or structure, then, is strongly affected by the broad social and ecological context within which it developed over time and by ...
Περιεχόμενα
GEORGE GAYLORD SIMPSON | 7 |
ERNST MAYR | 26 |
ALFRED SHERWOOD ROMER | 37 |
Πνευματικά δικαιώματα | |
19 άλλες ενότητες δεν εμφανίζονται
Συχνά εμφανιζόμενοι όροι και φράσεις
adaptation adult albumin allele frequencies anatomy ancestors animals appear areas Australopithecus Australopithecus africanus baboons biology bones brachiating brain Caucasoids chimpanzee complex concerned cultural DeVore dominance early environment evidence evolutionary evolved example existence females field studies Figure forms functions gelada genes genetic genotypes genus Homo gorilla habitats hamadryas hamadryas baboons heterosis hominid Homo erectus Homo habilis human evolution hunting important individual involved isolation knuckle-walking lineage living loci major males mammals Middle Pleistocene million miscegenation modern monkeys and apes morphological mutations nature negroes nonhuman primates observed Olduvai one-male groups original Paranthropus patterns physical pongids population possible Primate Behavior primates probably problem prosimians races racial range relationships relatively represent result rhesus sample sapiens selection similar single skull social behavior social group social organization species specimens Sterkfontein stimulation structure suggests Swartkrans taxa taxon taxonomic tool-using traits variability variation vertebrate